Every source you reference in your writing should be accompanied by an accurate APA citation. Our plagiarism checker can help ensure your paper contains appropriate author attributions. If a work has two authors, separate their names with an ampersand (&) in a parenthetical citation or “and” in a narrative citation., In text, you will always use a comma after each author (except the last one) when you have more than two names. In your reference list, you put a comma after each author (except the last one). You always put a full stop after the al. in et al., because it is short for "et alia" ("and others")., If you are citing a source that has multiple authors, follow these basic steps. For any source with more than two authors, APA (7th) in-text citation is shortened by using “et al.” (meaning “and others”) after the first author’s name. Note: For APA Style 6th Edition, only use et al. when citing 6 or more authors., For in-text citations, sources with three or more authors can be abbreviated to (Author, et al., year) from the first use. Author, A. A., Author, A. A., Author, A. A. (Year of Publication). Format the remainder according to resource type. Somerville, I., Purcell, A., & Morrison, F. (2011)., To cite multiple authors in APA in text, list the last names of the authors in parentheses at the end of the sentence you're sourcing, followed by the year of publication. You should also use an ampersand instead of writing out "and" before the last author's name., How do you reference single and multiple authors in APA format? Learn APA guidelines for formatting references with no author, one author, or multiple authors..