Gaya APA

Kuen, L, M. (2001). Hamadryas Baboons, The Great Rift Valley Of Ethiopia . Singapura: Singapore Zoological Gardens.

Gaya MLA

Kuen, Lok, May. "Hamadryas Baboons, The Great Rift Valley Of Ethiopia". Singapura: Singapore Zoological Gardens, 2001. Text.