Citazione APA

Luzadder, W. J., & Duff, J. M. (1999). Fundamentals of engineering drawing. Prentice Hall.

Stile di citazione Chicago

Luzadder, Warren J., e Jon M. Duff. Fundamentals of Engineering Drawing. New Delhi: Prentice Hall, 1999.

Citazione MLA

Luzadder, Warren J., e Jon M. Duff. Fundamentals of Engineering Drawing. Prentice Hall, 1999.