Engineer, A. I. o. (1975). The encyclopedia americana. Volume XII. American Corporation.
Chicago Style (17th ed.) CitationEngineer, American Institute of. The Encyclopedia Americana. Volume XII. American Corporation, 1975.
MLA (8th ed.) CitationEngineer, American Institute of. The Encyclopedia Americana. Volume XII. American Corporation, 1975.
Warning: These citations may not always be 100% accurate.