Dyfyniad APA

ANDERSON, R. E. (1979). Human behavior in the social environment: A social sys-tems approach.-- Ed.2. Aldine.

Dyfyniad Arddull Chicago

ANDERSON, Ralp E. Human Behavior in the Social Environment: A Social Sys-tems Approach.-- Ed.2. New York: Aldine, 1979.

Dyfyniad MLA

ANDERSON, Ralp E. Human Behavior in the Social Environment: A Social Sys-tems Approach.-- Ed.2. Aldine, 1979.

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