Dyfyniad APA

Levine, L. S. (1965). Personal and social development: The psychology of effective bheavior. Holt Rine hart and winston.

Dyfyniad Arddull Chicago

Levine, Louis S. Personal and Social Development: The Psychology of Effective Bheavior. London: Holt Rine hart and winston, 1965.

Dyfyniad MLA

Levine, Louis S. Personal and Social Development: The Psychology of Effective Bheavior. Holt Rine hart and winston, 1965.

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