Gaya APA

Berg, J, V, D. et al (2005). The Air Hitam Laut River Basin: Life Support Functions of a Black Water River for People and Biodiversity . : Wetlands International.

Gaya MLA

Berg, J., V., De. et al. "The Air Hitam Laut River Basin: Life Support Functions of a Black Water River for People and Biodiversity". : Wetlands International, 2005. Text.