APA

World Petroleum Congress (5th. : 1959 jun. 1-5 : New York), . (1959). Fifth world petroleum congress. Proceedings. New York: Fifth World Petroleum Congress.

Chicago

World Petroleum Congress (5th. : 1959 jun. 1-5 : New York), . 1959. Fifth world petroleum congress. Proceedings. New York: Fifth World Petroleum Congress.

Harvard

World Petroleum Congress (5th. : 1959 jun. 1-5 : New York), . (1959). Fifth world petroleum congress. Proceedings. New York: Fifth World Petroleum Congress.

MLA

World Petroleum Congress (5th. : 1959 jun. 1-5 : New York), . Fifth world petroleum congress. Proceedings. New York: Fifth World Petroleum Congress. 1959.