Gaya APA

Ellis, J, R., Nowlis, E, A. (1994). Nursing: A Human Needs Approach. eds 5 (5). Amerika: Lippincott Company.

Gaya MLA

Ellis, Janice, Rider., Nowlis, Elizabeth, Ann. "Nursing: A Human Needs Approach. eds 5". 5 Amerika: Lippincott Company, 1994. Text.