(1979). Communication concepts and skills / Robert Hopper and Jack L. Whitehead, Jr.
Chicagoスタイル(17版)引用形式Communication Concepts and Skills / Robert Hopper and Jack L. Whitehead, Jr. 1979.
MLA(9版)引用形式Communication Concepts and Skills / Robert Hopper and Jack L. Whitehead, Jr. 1979.
警告: この引用は必ずしも正確ではありません.