000			00343nam a2200157Ia 4500
008			210804s2005||||xx |||||||||||||| ||und||
020			_a8174731709
041			_aeng
082			_a614
100			_aRao B Sridhar
245		0	_aPrinciples of community medicine
250			_a4th
260			_aDelhi _bAitbs _c2005
300			_a627
942			_cREF
999			_c47 _d47