ABRAMS, W. B. (2013). The merck manual geriatrics jilid 1. Binarupa Aksara.
芝加哥风格引文ABRAMS, William B. The Merck Manual Geriatrics Jilid 1. Binarupa Aksara, 2013.
MLA引文ABRAMS, William B. The Merck Manual Geriatrics Jilid 1. Binarupa Aksara, 2013.
警告：这些引文格式不一定是100％准确.