000 00339nam a2200133Ia 4500
008 220201s1991 xx 000 0 eng d
082 _a616
_bPAR
100 _aPark, J E & Park, K
245 0 _aTextbook of preventive &@ social medicine
250 _a13
260 _ajablpur, India
_bM/S Bavassidas
_c1991
300 _a512
942 _2ddc
999 _c26167
_d26167