Gaya APA

Woodhouse, H, M, F, K, R, K. (2010). Textbook of Geriatric Medicine and Gerontology (Edisi 7th.ed.). Philadelphia: Saunders.

Gaya MLA

Woodhouse, Howard, M., Fillit,, Kenneth, Rockwood,, Kenneth. "Textbook of Geriatric Medicine and Gerontology". Edisi 7th.ed. Philadelphia: Saunders, 2010. Text.