Smytha, W. R. (1968). Static and dynamic electricity. McGraw-Hill.
Dyfyniad Arddull ChicagoSmytha, William R. Static and Dynamic Electricity. New York: McGraw-Hill, 1968.
Dyfyniad MLASmytha, William R. Static and Dynamic Electricity. McGraw-Hill, 1968.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.