APA Citation

Eissen, K. (2007). Sketching: Drawing techniques for product designers. Singapore: PageOne.

Chicago Style Citation

Eissen, Koos. Sketching: Drawing Techniques for Product Designers. Singapore: PageOne, 2007.

MLA Citation

Eissen, Koos. Sketching: Drawing Techniques for Product Designers. Singapore: PageOne, 2007.

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