Pytel, A., & Kiusilas, J. (1999). Engineering mechanics: Dynamics (2nd ed.). PWS.
Dyfyniad Arddull ChicagoPytel, Andrew, and Jan Kiusilas. Engineering Mechanics: Dynamics. 2nd ed. Pacific Grove: PWS, 1999.
Dyfyniad MLAPytel, Andrew, and Jan Kiusilas. Engineering Mechanics: Dynamics. 2nd ed. PWS, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.