Ferdinand Beer. Vector mechanics for engineers. Boston: McGraw-Hill Companies.
Dyfyniad Arddull ChicagoFerdinand Beer. Vector Mechanics for Engineers. Boston: McGraw-Hill Companies.
Dyfyniad MLAFerdinand Beer. Vector Mechanics for Engineers. Boston: McGraw-Hill Companies.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.