French, T. E., & Vierck,J Charles. (1978). Engineering drawing and graphic technology (12th.). McGraw-Hill.
Chicago-stil citatFrench, Thomas Ewing, och Vierck,J Charles. Engineering Drawing and Graphic Technology. 12th. New York: McGraw-Hill, 1978.
MLA-referensFrench, Thomas Ewing, och Vierck,J Charles. Engineering Drawing and Graphic Technology. 12th. McGraw-Hill, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.