BEER, F. P., JOHNSTON, E. R., & EISENBERG, E. R. (1996). Vector mechanics for engineers: Statics (Ed.6.). McGraw-Hill.

BEER, Ferdinand P., E. Russell JOHNSTON, and Elliot R. EISENBERG. Vector Mechanics for Engineers: Statics. Ed.6. Boston: McGraw-Hill, 1996.

BEER, Ferdinand P., et al. Vector Mechanics for Engineers: Statics. Ed.6. McGraw-Hill, 1996.