Dyfyniad APA

Gazzaniga, M. S., Heatherton, T. F., & Halpern, D. F. (2011). Psychological science (4th ed.). W. W. Norton.

Dyfyniad Arddull Chicago

Gazzaniga, Michael S., Todd F. Heatherton, and Diane F. Halpern. Psychological Science. 4th ed. New York: W. W. Norton, 2011.

Dyfyniad MLA

Gazzaniga, Michael S., et al. Psychological Science. 4th ed. W. W. Norton, 2011.

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