Gaya APA

Prosea, . (1989). Prosea first international symposium may 22-25, 1989 Jakarta, Indonesia . Jakarta: Prosea Regional Office South-East Asia Herbarium Bogoriense.

Gaya MLA

Prosea, . "Prosea first international symposium may 22-25, 1989 Jakarta, Indonesia". Jakarta: Prosea Regional Office South-East Asia Herbarium Bogoriense, 1989. Text.