Beer, F. P., Clausen, W. E., Eisenberg, E. R., Johnston, E. R., Gilat, A., & Sarubbi, R. G. (2001). Vector mechanics for engineers: Dynamics (6th ed.). Boston, Mass.: McGraw-Hill.

Beer, Ferdinand Pierre, William E. Clausen, Elliot R. Eisenberg, E. Russell Johnston, Amos Gilat, and Robert G. Sarubbi. Vector Mechanics for Engineers: Dynamics. 6th ed. Boston, Mass.: McGraw-Hill, 2001.

Beer, Ferdinand Pierre, et al. Vector Mechanics for Engineers: Dynamics. 6th ed. Boston, Mass.: McGraw-Hill, 2001.