Dyfyniad APA

(1961). The planning of change: Readings in the applied behavioral sciences. New York: Holt, Rinehart and Winston.

Dyfyniad Arddull Chicago

The Planning of Change: Readings in the Applied Behavioral Sciences. New York: Holt, Rinehart and Winston, 1961.

Dyfyniad MLA

The Planning of Change: Readings in the Applied Behavioral Sciences. New York: Holt, Rinehart and Winston, 1961.

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