APA
Beer F., Johnston J. E. R., DeWolf J. & Mazurek D. (2008). Mechanics of materials. [S.l.]: McGraw-Hill Science/Engineering/Math.
Chicago
Beer Ferdinand, Johnston Jr E Russell, DeWolf John and Mazurek David. 2008. Mechanics of materials. [S.l.]: McGraw-Hill Science/Engineering/Math.
Harvard
Beer F., Johnston J. E. R., DeWolf J. and Mazurek D. (2008). Mechanics of materials. [S.l.]: McGraw-Hill Science/Engineering/Math.
MLA
Beer Ferdinand, Johnston Jr E Russell, DeWolf John and Mazurek David. Mechanics of materials. [S.l.]: McGraw-Hill Science/Engineering/Math. 2008.