000 00245nam a22000977a 4500
050 _aMED RA575.5
_bA5
245 _aAir pollution and its health effects in china: a monograph
260 _aChina,
_bWHO
_c1993
300 _avi,88pg.
_bill,
942 _cBK
999 _c9512
_d9512