Berg, E. (1948). Mechanical drawing: Instruction units and problems. Books I and II ([Enlarged edition].). The Bruce publishing co..
Chicago Style (17th ed.) CitationBerg, Edward. Mechanical Drawing: Instruction Units and Problems. Books I and II. [Enlarged edition]. Milwaukee: The Bruce publishing co., 1948.
MLA (9th ed.) CitationBerg, Edward. Mechanical Drawing: Instruction Units and Problems. Books I and II. [Enlarged edition]. The Bruce publishing co., 1948.
Warning: These citations may not always be 100% accurate.