APA استشهاد

Timoshenko, S. (1955). Strength of materials (3rd .ed.). Van Nostrand Reinhold Company.

استشهاد بنمط شيكاغو

Timoshenko, S. Strength of Materials. 3rd .ed. New Jersey: Van Nostrand Reinhold Company, 1955.

MLA استشهاد

Timoshenko, S. Strength of Materials. 3rd .ed. Van Nostrand Reinhold Company, 1955.