APA (7th ed.) Citation

(1972). IP standards for petroleum and its products (31th ed.). The Institute of Petroleum.

Chicago Style (17th ed.) Citation

IP Standards for Petroleum and Its Products. 31th ed. London: The Institute of Petroleum, 1972.

MLA (8th ed.) Citation

IP Standards for Petroleum and Its Products. 31th ed. The Institute of Petroleum, 1972.

Warning: These citations may not always be 100% accurate.