French, T. E., & Vierck,J Charles. (1978). Engineering drawing and graphic technology (12th.). McGraw-Hill.
Chicago Edition CitationFrench, Thomas Ewing, i Vierck,J Charles. Engineering Drawing and Graphic Technology. 12th. New York: McGraw-Hill, 1978.
Cita MLAFrench, Thomas Ewing, i Vierck,J Charles. Engineering Drawing and Graphic Technology. 12th. McGraw-Hill, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.