Petroleum Institute of the Philippines, Inc. (1962). The refining and marketing of petroleum in the Philippines. s.n.
Chicago Style (17th ed.) CitationPetroleum Institute of the Philippines, Inc. The Refining and Marketing of Petroleum in the Philippines. [Manila: s.n, 1962.
MLA (9th ed.) CitationPetroleum Institute of the Philippines, Inc. The Refining and Marketing of Petroleum in the Philippines. s.n, 1962.
Warning: These citations may not always be 100% accurate.