APA (7th ed.) Citation

Higgins, A. C. (1921). The psychology of nursing. G. P. Putnam's sons.

Chicago Style (17th ed.) Citation

Higgins, Aileen Cleveland. The Psychology of Nursing. New York and London: G. P. Putnam's sons, 1921.

MLA (8th ed.) Citation

Higgins, Aileen Cleveland. The Psychology of Nursing. G. P. Putnam's sons, 1921.