APA-referens (7:e uppl.)

Balen, B. v. (1999). Birds on fragmented islands persistence in the forests of Java and Bali. Wageningen University and Research Centre.

Chicago-referens (17:e uppl.)

Balen, Bas van. Birds on Fragmented Islands Persistence in the Forests of Java and Bali. Wageningen: Wageningen University and Research Centre, 1999.

MLA-referens (8:e uppl.)

Balen, Bas van. Birds on Fragmented Islands Persistence in the Forests of Java and Bali. Wageningen University and Research Centre, 1999.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.