000			00407nam a2200145 4500
003			OSt
008			220602b |||||||| |||| 00| 0 eng d
082			_a304.66 _bHAR
100			_aHardin, garrett
245			_aPopulation Evolution and Birth Control
260			_aSan Francisco: _bW.H. Freeman & Company, _c1969.
300			_a386p.; _c21cm
650		0	_aFactors affecting social behavior
942			_2ddc _cLM
999			_c141352 _d141352