ebrary, Inc, & Leung, P. (2011). Healthy aging. World Scientific Pub. Co..
Chicagoスタイル(17版)引用形式ebrary, Inc, , Ping-Chung Leung. Healthy Aging. Hackensack, N.J.: World Scientific Pub. Co., 2011.
MLA(9版)引用形式ebrary, Inc, , Ping-Chung Leung. Healthy Aging. World Scientific Pub. Co., 2011.
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