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Bowling alone : the collapse and revival of American community
Putnam, Robert D., (2000)
The penguin and the Leviathan : the triumph of cooperation over self-interest
Benkler, Yochai, (2011)
Keeping up with the Joneses : envy in American consumer society, 1890 - 1930
Matt, Susan Jipson, (2003)
The comparative study of political elites
Putnam, Robert D., (1976)
Making democracy work : civic traditions in modern Italy
Putnam, Robert D., (1993)