MLA

Sullivan, Harry Stack, Dexter M Bullard, and Helen Swick Perry. Clinical Studies In Psychiatry. [1st ed.] New York: Norton, 1956.

APA

Sullivan, H. Stack, Bullard, D. M, & Perry, H. Swick. (1956). Clinical studies in psychiatry. [1st ed.] New York: Norton.

Chicago

Sullivan, Harry Stack, and Dexter M Bullard. Clinical Studies In Psychiatry. Edited by Helen Swick Perry. [1st ed.] New York: Norton, 1956.