Dyfyniad APA

Cortina, J., & Elder, J. 1. (2008). New worlds: An introduction to college reading (3rd ed.). Boston: McGraw-Hill.

Dyfyniad Arddull Chicago

Cortina, Joe., và Janet 1947- Elder. New Worlds: An Introduction to College Reading. 3rd ed. Boston: McGraw-Hill, 2008.

Dyfyniad MLA

Cortina, Joe., và Janet 1947- Elder. New Worlds: An Introduction to College Reading. 3rd ed. Boston: McGraw-Hill, 2008.

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