Putnam, R. D. Bowling alone: The collapse and revival of american community. Simon and Schuster.
Chicagoスタイル(17版)引用形式Putnam, Robert D. Bowling Alone: The Collapse and Revival of American Community. New York (State): Simon and Schuster.
MLA(9版)引用形式Putnam, Robert D. Bowling Alone: The Collapse and Revival of American Community. Simon and Schuster.
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