APA(7版)引用形式
Verderber, R. F. (1979). The challenge of effective speaking (4th ed.). Wadsworth Pub. Co..
Chicagoスタイル(17版)引用形式
Verderber, Rudolph F. The Challenge of Effective Speaking. 4th ed. Belmont, Calif.: Wadsworth Pub. Co., 1979.
MLA(9版)引用形式
Verderber, Rudolph F. The Challenge of Effective Speaking. 4th ed. Wadsworth Pub. Co., 1979.
警告: この引用は必ずしも正確ではありません.