Dyfyniad APA

Evans, J. D. (1985). Invitation to psychological research. Holt,Rinehart and Winston.

Dyfyniad Arddull Chicago

Evans, James D. Invitation to Psychological Research. New York: Holt,Rinehart and Winston, 1985.

Dyfyniad MLA

Evans, James D. Invitation to Psychological Research. Holt,Rinehart and Winston, 1985.

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