Young, W. H. (1966). Ogg and rays introduction to American government (13th ed.). Appleton-Century-Crofts.
Dyfyniad Arddull ChicagoYoung, William H. Ogg and Rays Introduction to American Government. 13th ed. New York: Appleton-Century-Crofts, 1966.
Dyfyniad MLAYoung, William H. Ogg and Rays Introduction to American Government. 13th ed. Appleton-Century-Crofts, 1966.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.