Dyfyniad APA

Comer, R., Furnham, A., & Gould, E. (2013). Psychology (First edition.). John Wiley & Sons Inc.

Dyfyniad Arddull Chicago

Comer, Ronald, Adrian Furnham, and Elizabeth Gould. Psychology. First edition. India: John Wiley & Sons Inc, 2013.

Dyfyniad MLA

Comer, Ronald, et al. Psychology. First edition. John Wiley & Sons Inc, 2013.

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