Cita APA (7a ed.)
Gettys, W., Keller, F. J., & Skove, M. J. (1989). Physics. Classical and Modern. McGraw-Hill.
Cita Chicago Style (17a ed.)
Gettys, W.Edward, Frederick J. Keller, y Malcolm J. Skove. Physics. Classical and Modern. New York: McGraw-Hill, 1989.
Cita MLA (9a ed.)
Gettys, W.Edward, et al. Physics. Classical and Modern. McGraw-Hill, 1989.
Precaución: Estas citas no son 100% exactas.