Dyfyniad APA

McWhorter, K. T. (1992). Efficient and flexible reading (3rd ed.). Harper Collins.

Dyfyniad Arddull Chicago

McWhorter, Kathleen T. Efficient and Flexible Reading. 3rd ed. New York: Harper Collins, 1992.

Dyfyniad MLA

McWhorter, Kathleen T. Efficient and Flexible Reading. 3rd ed. Harper Collins, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.