APA aipamena

Luzadder, W. J., & Duff, J. L. (1993). Introduction to engineering drawing (2nd ed.). Prentice-Hall.

Chicago Style aipamena

Luzadder, Warren J., and J Luzadder Duff. Introduction to Engineering Drawing. 2nd ed. Englewood Cliffs, NJ: Prentice-Hall, 1993.

MLA aipamena

Luzadder, Warren J., and J Luzadder Duff. Introduction to Engineering Drawing. 2nd ed. Prentice-Hall, 1993.