APA Style

Suspi Migas IX/1989 International Energy Seminar : Prospect for Indonesian Energy in the World Economy : A Concentration on Low-Sulfur Petroleum : the Outlook through 1995. (1989). New York: Penerbit Alfabeta.

MLA Style

Suspi Migas IX/1989 International Energy Seminar : Prospect for Indonesian Energy in the World Economy : A Concentration on Low-Sulfur Petroleum : the Outlook through 1995. . New York: Penerbit Alfabeta, 1989. Text.