Wittenberg, R. M. (1951). The art of group discipline: A mental hygiene approach to leadership. Association Press.
Chicagoスタイル(17版)引用形式Wittenberg, Rudolph M. The Art of Group Discipline: A Mental Hygiene Approach to Leadership. New York: Association Press, 1951.
MLA(8版)引用形式Wittenberg, Rudolph M. The Art of Group Discipline: A Mental Hygiene Approach to Leadership. Association Press, 1951.
警告: この引用は必ずしも正確ではありません.