000			00374nam a2200133Ia 4500
082			_a301.32 _bBEN/P
100			_aBenshers, James M
245		0	_aPopulation processes In social systems / _cby James M Beshers
260			_aNew York : _bThe Free Press, _c1967.
300			_a207p. :
500			_aGeneral
650			_aPopulation Processes In Social Systems
942			_cBK
999			_c517353 _d517353