Gaya APA

Holmes, D, (, A., Nash, S. (1991). The birds of Sumatra and Kalimantan . Oxford: PT.ELEX MEDIA KOMPUTINDO.

Gaya MLA

Holmes, Derek, (derek, A.)., Nash, Stephen. "The birds of Sumatra and Kalimantan". Oxford: PT.ELEX MEDIA KOMPUTINDO, 1991. Text.