000 00330nam a2200133Ia 4500
008 220613s9999||||xx |||||||||||||| ||und||
100 _aK Park
245 0 _aParks Textbook of Preventive and Social Medicine
250 _a22nd(2013)
260 _bM/S Banarsidas Bhanot Jabalpur
300 _a876
650 _aSPM
942 _cPARAC
999 _c9420
_d9420