Gaya APA

Gere, J, M., Timoshenko, S, P. (1991). MECHANICS OF MATERIALS THIRD SI EDITION (3). USA: PWS-Kent Publishing Company.

Gaya MLA

Gere, James, M.., Timoshenko, Stephen, P.. "MECHANICS OF MATERIALS THIRD SI EDITION". 3 USA: PWS-Kent Publishing Company, 1991. Text.