French, T. E. A manual of engineering drawing: For estudents and draftsmen (séptima edición, segunda reimpresión.).
Chicago Style (17th ed.) CitationFrench, Thomas E. A Manual of Engineering Drawing: For Estudents and Draftsmen. séptima edición, segunda reimpresión.
MLA (8th ed.) CitationFrench, Thomas E. A Manual of Engineering Drawing: For Estudents and Draftsmen. séptima edición, segunda reimpresión.
Warning: These citations may not always be 100% accurate.