Singhal, R. C. (1960). Complete course of geometrical drawing: Plane and solid.
Chicago Edition CitationSinghal, R. C. Complete Course of Geometrical Drawing: Plane and Solid. 1960.
MLA Edition CitationSinghal, R. C. Complete Course of Geometrical Drawing: Plane and Solid. 1960.
Warning: These citations may not always be 100% accurate.