Keller, F. J., & Skove, M. J. (1993). Physics: Classical and modern (2nd ed.). McGraw-Hill.
Dyfyniad Arddull ChicagoKeller, Frederick J., and Malcolm J. Skove. Physics: Classical and Modern. 2nd ed. New York: McGraw-Hill, 1993.
Dyfyniad MLAKeller, Frederick J., and Malcolm J. Skove. Physics: Classical and Modern. 2nd ed. McGraw-Hill, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.