Ridpath, I. (1979). Manusia dan material Minyak. PT Indira.
Chicago Style (17th ed.) CitationRidpath, Ian. Manusia Dan Material Minyak. PT Indira, 1979.
MLA (8th ed.) CitationRidpath, Ian. Manusia Dan Material Minyak. PT Indira, 1979.
Warning: These citations may not always be 100% accurate.