Kingsley, H. L. (1946). Nature and conditions of learning. Prentice-Hall, Inc.
Dyfyniad Arddull ChicagoKingsley, Howard L. Nature and Conditions of Learning. New Jersey: Prentice-Hall, Inc, 1946.
Dyfyniad MLAKingsley, Howard L. Nature and Conditions of Learning. Prentice-Hall, Inc, 1946.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.