000 00302nam a2200121Ia 4500
008 211105s9999 xx 000 0 und d
020 _aVYASA09119
100 _aK. Park
245 0 _aPark'S Textbook Of Preventive And Social Medicine
250 _a\N
260 _bBanarsidas Bhanot
_c\N
300 _a832
999 _c10145
_d10145