Betterley. (1978). Sheet metal drafting (2nd ed.). McGraw-Hill.
Chicago Style (17th ed.) CitationBetterley. Sheet Metal Drafting. 2nd ed. New York: McGraw-Hill, 1978.
MLA (8th ed.) CitationBetterley. Sheet Metal Drafting. 2nd ed. McGraw-Hill, 1978.
Warning: These citations may not always be 100% accurate.