(2002). Glencoe the reader's choice. New York: Glencoe/McGraw-Hill.
Dyfyniad Arddull ChicagoGlencoe the Reader's Choice. New York: Glencoe/McGraw-Hill, 2002.
Dyfyniad MLAGlencoe the Reader's Choice. New York: Glencoe/McGraw-Hill, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.