000			00338nam a2200133Ia 4500
005			20260205054020.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a617.6 P441E
100			_aPeter , Soben
245		0	_aEssentials of preventive and community density
260			_aN Delhi _bArya _c2000
300			_a945p.
942			_cBK
999			_c131141 _d131141