Irving, W., & Pochmann, H. A. (1934). Washington Irving. New York: American Book company.
Dyfyniad Arddull ChicagoIrving, Washington., và Henry A. Pochmann. Washington Irving. New York: American Book company, 1934.
Dyfyniad MLAIrving, Washington., và Henry A. Pochmann. Washington Irving. New York: American Book company, 1934.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.