APA استشهاد

Benham, P. P. (1988). Mechanics of engineering materials. Longman.

استشهاد بنمط شيكاغو

Benham, P P. Mechanics of Engineering Materials. England: Longman, 1988.

MLA استشهاد

Benham, P P. Mechanics of Engineering Materials. Longman, 1988.