APA (7th ed.) Citation

Knowlton, K. W., Beauchemin, R. A., & Quinn, P. J. (1977). Technical freehand drawing and sketching / (by) Kenneth W. Knowlton, Robert A. Beauchemin, Patrick J. Quinn. McGraw-Hill.

Chicago Style (17th ed.) Citation

Knowlton, Kenneth W., Robert A. Beauchemin, and Patrick J. Quinn. Technical Freehand Drawing and Sketching / (by) Kenneth W. Knowlton, Robert A. Beauchemin, Patrick J. Quinn. New York ; London (etc.): McGraw-Hill, 1977.

MLA (9th ed.) Citation

Knowlton, Kenneth W., et al. Technical Freehand Drawing and Sketching / (by) Kenneth W. Knowlton, Robert A. Beauchemin, Patrick J. Quinn. McGraw-Hill, 1977.

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