Gaya APA

Pancho, J, V., Soerjani, M. (1978). Aquatic Weeds of Southeast Asia , A Systematic Account of Common Southeast Asian Aquatic Weeds . Bogor: The SEAME regi center for tropical biology.

Gaya MLA

Pancho, Juan, V.., Soerjani, Mohamad. "Aquatic Weeds of Southeast Asia , A Systematic Account of Common Southeast Asian Aquatic Weeds". Bogor: The SEAME regi center for tropical biology, 1978. Text.