Dyfyniad APA

Kerlinger , F. N. (1979). Behavioral Research: A conceptual approach (ed.). Holt, Rinehart and Winston.

Dyfyniad Arddull Chicago

Kerlinger , Fred N. Behavioral Research: A Conceptual Approach. ed. New York: Holt, Rinehart and Winston, 1979.

Dyfyniad MLA

Kerlinger , Fred N. Behavioral Research: A Conceptual Approach. ed. Holt, Rinehart and Winston, 1979.

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