Gaya APA

Keltner, N, L, S, D. (2019). Psychiatric Nursing. 8th ed. . St. Louis, Missouri: Elsevier.

Gaya MLA

Keltner, Norman, L;, Steele,, Debbie. "Psychiatric Nursing. 8th ed.". St. Louis, Missouri: Elsevier, 2019. Text.