APA (7th ed.) Citation

Calkins, E. (1986). The practice of geriatrics. Saunders.

Chicago Style (17th ed.) Citation

Calkins, Evan. The Practice of Geriatrics. Philadelphia, Pa. [u.a.]: Saunders, 1986.

MLA (9th ed.) Citation

Calkins, Evan. The Practice of Geriatrics. Saunders, 1986.