Gatell, F. O., & Weinstein, A. (1972). Growth of American Politics. Oxford University.
Dyfyniad Arddull ChicagoGatell, Frank Otto, and Allen Weinstein. Growth of American Politics. New York: Oxford University, 1972.
Dyfyniad MLAGatell, Frank Otto, and Allen Weinstein. Growth of American Politics. Oxford University, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.