Wilson, S. (1978). Informal groups: An introduction. Prentice-Hall.
Chicagoスタイル(17版)引用形式Wilson, Stephen. Informal Groups: An Introduction. New Jersey: Prentice-Hall, 1978.
MLA(9版)引用形式Wilson, Stephen. Informal Groups: An Introduction. Prentice-Hall, 1978.
警告: この引用は必ずしも正確ではありません.