APA (7th ed.) Citation

Giesecke, F. E., Mitchell, A., & Spencer, H. C. Technical drawing, include aeronautical drafting (2a ed.).

Chicago Style (17th ed.) Citation

Giesecke, Frederck E., Alva Mitchell, and Henry Cecil Spencer. Technical Drawing, Include Aeronautical Drafting. 2a ed.

MLA (8th ed.) Citation

Giesecke, Frederck E., et al. Technical Drawing, Include Aeronautical Drafting. 2a ed.