Berrien, F., & Wendell, H. (1957). Human relations comments and cases. Harper and Row publishers.
Dyfyniad Arddull ChicagoBerrien, F.K, and H. Wendell. Human Relations Comments and Cases. New york: Harper and Row publishers, 1957.
Dyfyniad MLABerrien, F.K, and H. Wendell. Human Relations Comments and Cases. Harper and Row publishers, 1957.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.