Book in Print and Online

First Author's Last Name, First Initial., & Second Author's Last Name, First Initial. (date of publication). Title of the book. Publishing Company.

Example:

Cytryn, L., & McKnew, D. (1996). Growing up sad: Childhood depression and its treatment. W.W. Norton & Company.

Parenthetical citation: (Cytryn & McKnew, 1996)

Narrative citation: Cytryn and McKnew (1996)

First Author's Last Name, First Initial., Second Author's Last Name, First Initial., & Third Author's Last Name, First Initial. (date of publication). Title of the                             book. Publishing Company.

Example:

​Simon, E. J., Dickey, J. L., & Reece, J. B. (2013). Campbell essential biology (5th ed.). Pearson.

Parenthetical citation: (Simon et al., 2013)

Narrative citation: Simon et al. (2013)

If the book has three or more authors use et al. meaning there are more authors but not listed in the in-text citation.

If you have more authors just keep listing them and separate the last and second to last with &

First Author's Last Name, First Initial., Second Author's Last Name, First Initial., Third Author's Last Name, First Initial.,  & Fourth Author's Last Name, First Initial. (date of publication). Title of the book. Publishing Company.

Example:

McMurry, J., Ballantine, D. S., Hoeger, C. A., & Peterson, V. E. (2013). Fundamentals of general, organic, and biological chemistry (7th ed.). Pearson.

Parenthetical citation: (McMurry et al., 2013) 

Narrative citation: McMurry et al. (2013)

Treat a book with a doi just as you would a regular print book, simply add the https://doi.org/...

Example:

Brown, L. S. (2018) Feminist therapy (2nd ed.). American Psychological Association. https://doi.org/10.1037/000092-000

Parenthetical citation: (Brown, 2018)

Narrative citation: Brown (2018)