Hughes, W. F., & Gaylord, E. W. (1964). Basic equations of engineering sciences. Mc Graw - Hill.
Dyfyniad Arddull ChicagoHughes, William F., and Eber W. Gaylord. Basic Equations of Engineering Sciences. New York: Mc Graw - Hill, 1964.
Dyfyniad MLAHughes, William F., and Eber W. Gaylord. Basic Equations of Engineering Sciences. Mc Graw - Hill, 1964.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.