APA (7th ed.) Citation

Hazzard, W. R. (1990). Principles of geriatric medicine and gerontology (Second edition.). McGraw-Hill Information Services Co., Health Professions Division.

Chicago Style (17th ed.) Citation

Hazzard, William R. Principles of Geriatric Medicine and Gerontology. Second edition. New York: McGraw-Hill Information Services Co., Health Professions Division, 1990.

MLA (9th ed.) Citation

Hazzard, William R. Principles of Geriatric Medicine and Gerontology. Second edition. McGraw-Hill Information Services Co., Health Professions Division, 1990.