How to et al apa
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Last updated: April 4, 2026
Key Facts
- Use 'et al.' for works with three or more authors in APA 7th Edition.
- For the first citation, list all authors.
- Subsequent citations use the first author's last name followed by 'et al.'
- 'et al.' is an abbreviation for the Latin phrase 'et alia' (and others).
- The period after 'al' in 'et al.' is mandatory.
Understanding 'et al.' in APA Style
The abbreviation 'et al.' is a common feature in academic writing, particularly when adhering to the American Psychological Association (APA) citation style. Its primary purpose is to streamline in-text citations and reference lists when dealing with works that have multiple authors. This guide will delve into the specifics of how and when to use 'et al.' according to the latest APA guidelines (7th Edition).
What Does 'et al.' Mean?
The abbreviation 'et al.' originates from the Latin phrase et alia, which translates to 'and others'. In academic contexts, it serves as a concise way to represent a group of authors without needing to list every single name.
When to Use 'et al.' in APA 7th Edition
The rules for using 'et al.' have been simplified in the 7th Edition of the APA Publication Manual compared to previous editions. Here's the breakdown:
In-Text Citations:
- For works with three or more authors: For the first citation and all subsequent citations, use the last name of the first author followed by 'et al.' and the year of publication.
Example:
According to Smith et al. (2020), the study found significant results.
Or, in a parenthetical citation:
(Smith et al., 2020)
Reference List Entries:
The use of 'et al.' in the reference list also differs slightly from older APA editions.
- For works with 20 or more authors: List the first 19 authors' last names and initials, followed by an ellipsis (...) and then the last author's name and initials.
- For works with 2 to 19 authors: List all authors' last names and initials.
Important Note: The previous APA 6th Edition required listing up to five authors in the reference list before switching to 'et al.'. The 7th Edition has expanded this to 20 or more authors for the 'et al.' abbreviation in the reference list.
Key Considerations and Common Mistakes
- The Period: Always include a period after 'al' in 'et al.' as it is an abbreviation.
- No Italics: 'et al.' does not need to be italicized.
- Consistency: Ensure you apply the 'et al.' rule consistently throughout your paper.
- Edition Matters: Be aware that citation rules can change between editions of the APA manual. Always refer to the most current edition (currently the 7th) for accurate guidance.
Why Use 'et al.'?
The primary benefits of using 'et al.' are:
- Brevity: It significantly shortens in-text citations, making your writing less cluttered, especially when citing multiple sources with many authors.
- Clarity: It clearly indicates that a work has multiple authors without requiring the reader to scan a long list of names in the text.
- Efficiency: It simplifies the process of citing and referencing, saving time for both the writer and the reader.
APA 7th Edition vs. Previous Editions
It's crucial to note the changes from APA 6th Edition to APA 7th Edition:
- In-text citations: In APA 6th, 'et al.' was used for works with six or more authors. In APA 7th, it's used for three or more authors.
- Reference list citations: In APA 6th, up to five authors were listed, and 'et al.' was used for six or more. In APA 7th, up to 19 authors are listed, and 'et al.' is used for 20 or more.
Always confirm the specific edition of APA guidelines you are required to follow for your work.
Conclusion
Mastering the use of 'et al.' in APA style is essential for academic integrity and clear communication. By following the guidelines for three or more authors in in-text citations and understanding the expanded rules for reference lists in the 7th Edition, you can effectively manage multi-author sources in your writing.
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