APA (7th ed.) Citation

lh & Giesecke. Principles of technical drawing.

Chicago Style (17th ed.) Citation

lh and Giesecke. Principles of Technical Drawing. New YorklbMacmillan Publishing Companylc1992.

MLA (9th ed.) Citation

lh and Giesecke. Principles of Technical Drawing.

Warning: These citations may not always be 100% accurate.