Walsh, C. J. (1945). Engineering Drawing and Descriptive Geometry. Harvard University Press. https://doi.org/10.4159/harvard.9780674366428
Chicago Style (17th ed.) CitationWalsh, C. J. Engineering Drawing and Descriptive Geometry. Cambridge, Mass: Harvard University Press, 1945. https://doi.org/10.4159/harvard.9780674366428.
MLA (9th ed.) CitationWalsh, C. J. Engineering Drawing and Descriptive Geometry. Harvard University Press, 1945. https://doi.org/10.4159/harvard.9780674366428.
Warning: These citations may not always be 100% accurate.