APA (7th ed.) Citation

BEERS. (2004). The merck manual of health & aging. Ballantine Books.

Chicago Style (17th ed.) Citation

BEERS. The Merck Manual of Health & Aging. New York: Ballantine Books, 2004.

MLA (9th ed.) Citation

BEERS. The Merck Manual of Health & Aging. Ballantine Books, 2004.

Warning: These citations may not always be 100% accurate.