000			00403nam a22001331 4500
050	0	0	_aHM131 _b.O55
100	1		_aOlson, Mancur.
245	1	4	_aThe logic of collective action; _bpublic goods and the theory of groups _c[by] Mancur Olson, Jr.
260			_aCambridge, Mass., _bHarvard University Press, _c1965.
300			_ax, 176 p.
650		0	_aSocial groups.
650		0	_aSocial interaction.
942			_cLL
999			_c4626 _d4626