Wetherill, R. W. (1949). The dynamics of human relations. Van Nostrand.
Dyfyniad Arddull ChicagoWetherill, Richard W. The Dynamics of Human Relations. New York: Van Nostrand, 1949.
Dyfyniad MLAWetherill, Richard W. The Dynamics of Human Relations. Van Nostrand, 1949.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.