Bell, H. S. (1930). American petroleum refining (2d ed.). D. Van Nostrand company, inc..
Chicago Style (17th ed.) CitationBell, Harold Sill. American Petroleum Refining. 2d ed. New York: D. Van Nostrand company, inc., 1930.
MLA (9th ed.) CitationBell, Harold Sill. American Petroleum Refining. 2d ed. D. Van Nostrand company, inc., 1930.
Warning: These citations may not always be 100% accurate.