Citazione APA

Luzadder,Warren J, & Duff, J. M. (2008). Fundamentals of engineering drawing (11th ed.). Prentice-Hall of India.

Stile di citazione Chicago

Luzadder,Warren J, e Jon M. Duff. Fundamentals of Engineering Drawing. 11th ed. New Delhi: Prentice-Hall of India, 2008.

Citazione MLA

Luzadder,Warren J, e Jon M. Duff. Fundamentals of Engineering Drawing. 11th ed. Prentice-Hall of India, 2008.