BEER, F. P., & JOHNSTON, E. R. (1977). Vector mechanics for engineers: Statics and dynamics (Ed.3.). McGraw-Hill Bo. Co.
Dyfyniad Arddull ChicagoBEER, Ferdinand P., and E. Russell JOHNSTON. Vector Mechanics for Engineers: Statics and Dynamics. Ed.3. New York: McGraw-Hill Bo. Co, 1977.
Dyfyniad MLABEER, Ferdinand P., and E. Russell JOHNSTON. Vector Mechanics for Engineers: Statics and Dynamics. Ed.3. McGraw-Hill Bo. Co, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.