APA (7th ed.) Zitazioa

ebrary, Inc, & Leung, P. (2011). Healthy aging. World Scientific Pub. Co..

Chicago Style (17th ed.) Zitazioa

ebrary, Inc, eta Ping-Chung Leung. Healthy Aging. Hackensack, N.J.: World Scientific Pub. Co., 2011.

MLA (9th ed.) Zitazioa

ebrary, Inc, eta Ping-Chung Leung. Healthy Aging. World Scientific Pub. Co., 2011.