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APA 7th Edition Citation Guide

Learn how to format essays and cite your sources using APA 7th Edition Guidelines.

Source with Two Authors

Note: Rules for citing more than one author apply to all sources, regardless of format.

References Page Format In-Text Citation

Author, A. A., & Author, A. A. (Year of Publication). Format the remainder according to resource type.


Loveless, D., & Griffith, B. (2014). Critical Pedagogy for a Polymodal World. Birkhäuser Boston.

With page number:

(Loveless & Griffith, 2014, p. 121)

Without page number:

(Loveless & Grifith, 2014)

Narrative Citation:

Loveless and Griffith (2014)


Source with Three to Twenty Authors

Note: For all sources with three to twenty authors, you must write out all of the authors on the References page.  For in-text citations, sources with three or more authors can be abbreviated to (Author, et. al., year) from the first use.

References Page Format In-Text Citation

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). Public relations education in a divided society: PR, terrorism and critical pedagogy in post-conflict Northern Ireland. Public Relations Review, 37(5), 548-555.

With page number:

(Somerville et. al., 2017, p. 549)

Without page number:

(Sommerville et. al., 2017)

Narrative citation:

Sommerville et. al. (2017)

Source with Twenty-One or More Authors

Note: For sources with twenty-one or more authors, write out the first twenty authors and forgo all subsequent authors, but the last, with an ellipsis.

References Page Citation In-Text Citation

Author, A. A., Author, B. B., Author, C. C., Author, D. D., Author, E. E., Author, F. F., Author, G. G., Author, H. H., Author, I. I., Author, J. J., Author, K. K., Author, L. L., Author, M. M., Author, N. N., Author, O. O., Author, P. P., Author, Q. Q., Author, R. R., Author, S. S., Author, T. T., . . . Author, Z. Z. (Year of Publication). Format the remainder according to resource type.

Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Aben, R., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adamczyk, L., Adams, D. L., Adelman, J., Adomeit, S., Adye, T., Affolder, A. A., Agatonovic-Jovin, T., Aguilar-Saavedra, J. A., Alen, S. P., . . . Woods, N. (2015). Combined Measurement of the Higgs Boson Mass in pp Collisions at s=7 and 8 TeV with the ATLAS and CMS Experiments. Physical Review Letters, 114(19), 1-33.

With page number:

(Aad et. al., 2015, p. 20)

Without page number:

(Aad et. al.,  2015)

Narrative Citation:

Aad et. al. (2015)