ELWELL, D., & POINTON, A. (1979). Physics for engineers and scientists.-- ed.2. John wiley and sons.
Dyfyniad Arddull ChicagoELWELL, D., and A.J POINTON. Physics for Engineers and Scientists.-- Ed.2. London: John wiley and sons, 1979.
Dyfyniad MLAELWELL, D., and A.J POINTON. Physics for Engineers and Scientists.-- Ed.2. John wiley and sons, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.