Dyfyniad APA

French, T. E. (1941). A manual of engineering drawing for students and draftsmen (6th ed., rev. and enl.). McGraw-Hill Book Company, inc..

Dyfyniad Arddull Chicago

French, Thomas E. A Manual of Engineering Drawing for Students and Draftsmen. 6th ed., rev. and enl. New York, London: McGraw-Hill Book Company, inc., 1941.

Dyfyniad MLA

French, Thomas E. A Manual of Engineering Drawing for Students and Draftsmen. 6th ed., rev. and enl. McGraw-Hill Book Company, inc., 1941.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.