Kaplan, J. (1974). Mark Twain and his world. Simon and Schuster.
Dyfyniad Arddull ChicagoKaplan, Justin. Mark Twain and His World. New York: Simon and Schuster, 1974.
Dyfyniad MLAKaplan, Justin. Mark Twain and His World. Simon and Schuster, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.