APA Style

Timoshenko, S, P. (1955). Strength Of Materials: Part I: Elementary Theory And Problems (3rd Edition). New York, USA: D. Van Nostrand Company, Inc..

MLA Style

Timoshenko, Stephen, P.. "Strength Of Materials: Part I: Elementary Theory And Problems". 3rd Edition New York, USA: D. Van Nostrand Company, Inc., 1955. Book.