Gaya APA

HIDAYATNO, A. et al (2011). Cradle to gate simple life cycle assessment of biodiesel production in Indonesia . Depok: UI(Universita Indonesia).

Gaya MLA

HIDAYATNO, Akhmad. et al. "Cradle to gate simple life cycle assessment of biodiesel production in Indonesia". Depok: UI(Universita Indonesia), 2011. Artikel.