APA (7th ed.) Citation

Duff, J. M. (2009). Sketching for engineering design visualization. Cengage Learning.

Chicago Style (17th ed.) Citation

Duff, Jon M. Sketching for Engineering Design Visualization. Clifton Park, N.Y: Cengage Learning, 2009.

MLA (9th ed.) Citation

Duff, Jon M. Sketching for Engineering Design Visualization. Cengage Learning, 2009.

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