Gaya APA

Madsen, D, A. et al (2007). Engineeering drawing and design (4th.Ed). Clifton Park, NY.: Delmar Cengage Learning.

Gaya MLA

Madsen, David, A.. et al. "Engineeering drawing and design". 4th.Ed Clifton Park, NY.: Delmar Cengage Learning, 2007. Text.