000 00273nam a2200109Ia 4500
008 210804s1986||||xx |||||||||||||| ||und||
041 _aeng
245 0 _aTextbook of preventive and social medicine
250 _a11
260 _aJabalpur
_bBanarsidas bhanot
_c1986
942 _cBK
999 _c2843
_d2843