000			00435nam a2200145Ia 4500
008			190328s9999||||xx |||||||||||||| ||und||
040			_aNITIL _cNITIL
082			_221st _a301.32 _bV886P
100			_aVogt, William
245		0	_aPeople _bchallenge to survival _cWilliam Vogt
260			_aLondon _bVictor Gollancz _c1961
300			_axiv, 257p.
650			_aHuman ecology; Fertility, Human; Peoples family; Birth control
942			_cBKS
999			_c11739 _d11739