000 00400pam a2200157a 44500
008 230515b2002 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENG
082 _a610.7343
100 _aK park
245 _aParks Text book of preventive and social medicine 17 th ed
250 _a17th
260 _aNULL
_b"Banarsidas Bhanot pub, Jabalpur, "
_c2002
300 _a671
650 _aN.D.
999 _c522341
_d522341