APA استشهاد

Dudley, D. W. (1954). Practical gear design. Mc Graw - Hill.

استشهاد بنمط شيكاغو

Dudley, Darle W. Practical Gear Design. New York: Mc Graw - Hill, 1954.

MLA استشهاد

Dudley, Darle W. Practical Gear Design. Mc Graw - Hill, 1954.