Gaya APA

Tambunan, U, S, F. et al (1995). UNESCO NATIONAL SEMINAR ON CHEMISTRY OF NATURAL PRODUCTS OF IDONESIAN PLANTS . Depok: Universitas Indonesia.

Gaya MLA

Tambunan, Usman, Sumo, F.. et al. "UNESCO NATIONAL SEMINAR ON CHEMISTRY OF NATURAL PRODUCTS OF IDONESIAN PLANTS". Depok: Universitas Indonesia, 1995. Text.