Bollens, J. C. (1961). Exploring the metropolitan community. University of California Press.
Chicagoスタイル(17版)引用形式Bollens, John Constantinus. Exploring the Metropolitan Community. Berkeley: University of California Press, 1961.
MLA(8版)引用形式Bollens, John Constantinus. Exploring the Metropolitan Community. University of California Press, 1961.
警告: この引用は必ずしも正確ではありません.