Klopf, D. W. (1985). Interacting in groups: Theory and practice (2ª ed.). Norton.
Chicagoスタイル(17版)引用形式Klopf, Donald W. Interacting in Groups: Theory and Practice. 2ª ed. Norton, 1985.
MLA(9版)引用形式Klopf, Donald W. Interacting in Groups: Theory and Practice. 2ª ed. Norton, 1985.
警告: この引用は必ずしも正確ではありません.