Frederick E. Griesecke, Alva Mitchell, & Harry cecil spencer. (2012). Technical drawing with engineering graphics 14th edition. Usa: Prentice hall.
Chicago Style CitationFrederick E. Griesecke, Alva Mitchell, and Harry cecil spencer. Technical Drawing With Engineering Graphics 14th Edition. Usa: Prentice hall, 2012.
MLA CitationFrederick E. Griesecke, Alva Mitchell, and Harry cecil spencer. Technical Drawing With Engineering Graphics 14th Edition. Usa: Prentice hall, 2012.
Warning: These citations may not always be 100% accurate.