APA

Beer F. P., Johnston E. R. & DeWolf J. T. (2001). Mechanics of materials. New York: McGraw-Hill.

Chicago

Beer Ferdinand Pierre, Johnston E Russell and DeWolf John T. 2001. Mechanics of materials. New York: McGraw-Hill.

Harvard

Beer F. P., Johnston E. R. and DeWolf J. T. (2001). Mechanics of materials. New York: McGraw-Hill.

MLA

Beer Ferdinand Pierre, Johnston E Russell and DeWolf John T. Mechanics of materials. New York: McGraw-Hill. 2001.