Source with Two Authors
Rules for citing more than one author apply to all sources, regardless of format. Below is an example of a book with two authors.
Use the word "and" between the authors' names within the text and use an ampersand (&) for parenthetical citations.
Reference Page Format:
Author, A. A., & Author, B. B. (Year of Publication).聽Format the remainder according to resource type.
Reference Page Example:
Loveless, D., & Griffith, B. (2014).聽Critical pedagogy for a polymodal world. Birkh盲user.
In-text Citation Examples:
According to Loveless and Griffith (2014) ...
...(Loveless & Griffith, 2014).
...(Loveless & Griffith, 2014, p. 121).
Source with Three to Twenty Authors
For all sources with three聽to twenty authors, include all of the authors on your References page.聽
For in-text citations, sources with three or more authors聽can be abbreviated to only the first author's last聽name followed by "et al." For example,聽(Author聽et聽al., Year).
Reference Page Format:
Author, A. A., Author, B. B.,聽Author, C. C.聽(Year of Publication).聽Format the remainder according to resource type.
Reference Page Example:
Somerville, I., Purcell, A., & Morrison, F. (2011). Public relations education in a divided society: PR, terrorism and critical pedagogy in post-conflict Northern Ireland.聽Public Relations Review, 37(5), 548-555.聽https://doi.org/10.1016/j.pubrev.2011.09.008
In-text Citation Examples:
According to Somerville聽et聽al. (2011) ...
... (Somerville聽et聽al., 2011).
... (Somerville聽et聽al.,聽2011, p. 549).
Source with Twenty-One or More Authors
For sources with twenty-one or more authors, write out the first twenty authors on the References page, add an ellipsis (...), and end with the last author.聽
For in-text citations, sources with more than twenty authors聽can be abbreviated to only the first author's last name followed by "et al." For example,聽(Author聽et聽al., Year).
Reference Page Format:
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.聽(Year of Publication).聽Format the remainder according to resource type.
Reference Page Example:
Aad, G.,聽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).聽Combined measurement of the Higgs boson mass in聽pp collisions at聽鈭歴=7聽and 8聽TeV with the ATLAS and CMS experiments.聽Physical聽Review Letters, 114(19), 1-33.聽https://doi.org/10.1103/PhysRevLett.114.191803
In-text Citation Examples:
According to Aad聽et聽al. (2015) ...
... (Aad聽et聽al.,聽2015).
... (Aad聽et聽al., 2015, p. 20).