APA-viite (7. p.)

Callaway, B. J. (2002). Hildegard Peplau: Psychiatric nurse of the century. Springer Pub. Co..

Chicago-viite (17. p.)

Callaway, Barbara J. Hildegard Peplau: Psychiatric Nurse of the Century. New York: Springer Pub. Co., 2002.

MLA-viite (9. p.)

Callaway, Barbara J. Hildegard Peplau: Psychiatric Nurse of the Century. Springer Pub. Co., 2002.