Gaya APA

Beck, C, M. et al (1984). Mental health-psychiatric nursing: a holistic life-cycle approach . United States of America: C. V. Mosby Company.

Gaya MLA

Beck, Cornelia, Marie. et al. "Mental health-psychiatric nursing: a holistic life-cycle approach". United States of America: C. V. Mosby Company, 1984. Text.