Gaya APA

Giesen, W. (1991). Berbak Wildlife Reserve, Jambi, Sumatra (Cet. 1.--). Bogor: AWB - Indonesia.

Gaya MLA

Giesen, Wim. "Berbak Wildlife Reserve, Jambi, Sumatra". Cet. 1.-- Bogor: AWB - Indonesia, 1991. Text.