Wittenberg, R. M. (1951). The art of group discipline: A mental hygiene approach to leadership. Association Press.
Style de citation Chicago (17e éd.)Wittenberg, Rudolph M. The Art of Group Discipline: A Mental Hygiene Approach to Leadership. New York: Association Press, 1951.
Style de citation MLA (8e éd.)Wittenberg, Rudolph M. The Art of Group Discipline: A Mental Hygiene Approach to Leadership. Association Press, 1951.
Attention : ces citations peuvent ne pas être correctes à 100%.