Hartmann, P. (2007). Quest 2: Reading and writing (2nd ed.). McGraw-Hill.
Dyfyniad Arddull ChicagoHartmann, Pamela. Quest 2: Reading and Writing. 2nd ed. New York: McGraw-Hill, 2007.
Dyfyniad MLAHartmann, Pamela. Quest 2: Reading and Writing. 2nd ed. McGraw-Hill, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.