Dyfyniad APA

(1961). GROUP DYNAMICS: RESEARCH AND THEORY (2nd ed.).

Dyfyniad Arddull Chicago

GROUP DYNAMICS: RESEARCH AND THEORY (2nd Ed.). 1961.

Dyfyniad MLA

GROUP DYNAMICS: RESEARCH AND THEORY (2nd Ed.). 1961.

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