000 00276nam a2200121Ia 4500
100 _aPARK, K
110 _aPARK
245 _aPARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE
250 _aXIII
260 _bM/S/ B.B. PUBLISHERS
_c1991
300 _a509+3
942 _2ddc
_cBB
999 _c73467
_d73467