Dyfyniad APA

Sullivan, H. S., Perry, H. S., & Gawel, M. L. (1953). The interpersonal theory of psychiatry. Norton.

Dyfyniad Arddull Chicago

Sullivan, Harry Stack, Helen Swick Perry, and Mary Ladd Gawel. The Interpersonal Theory of Psychiatry. New York: Norton, 1953.

Dyfyniad MLA

Sullivan, Harry Stack, et al. The Interpersonal Theory of Psychiatry. Norton, 1953.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.