000 00319nam a2200109Ia 4500
008 220729s2010 xx 000 0 und d
041 _aeng
100 _aSundar Lal
245 _aText book of community medicine prevensive and social medicine
250 _a2
260 _aNew Delhi
_bCBS Publishers and Distributors
_c2010
999 _c134207
_d134207