Colvinn, F. H. (1945). American machinists' handbook and dictionary of shop terms: A reference book of machine-shop and drawing-room data, methods and definitions. McGraw-Hill Book Co., Inc.
Παραπομπή σε μορφή Chicago (17η εκδ.)Colvinn, Fred H. American Machinists' Handbook and Dictionary of Shop Terms: A Reference Book of Machine-shop and Drawing-room Data, Methods and Definitions. New york: McGraw-Hill Book Co., Inc, 1945.
Παραπομπή σε μορφή MLA (9th εκδ.)Colvinn, Fred H. American Machinists' Handbook and Dictionary of Shop Terms: A Reference Book of Machine-shop and Drawing-room Data, Methods and Definitions. McGraw-Hill Book Co., Inc, 1945.
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