Dyfyniad APA

ebrary, Inc, & Columbus, A. M. (2009). Advances in psychology research. Nova Science Publishers.

Dyfyniad Arddull Chicago

ebrary, Inc, and Alexandra M. Columbus. Advances in Psychology Research. Huntington, NY: Nova Science Publishers, 2009.

Dyfyniad MLA

ebrary, Inc, and Alexandra M. Columbus. Advances in Psychology Research. Nova Science Publishers, 2009.

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