000 00528nam a2200157Ia 4500
008 190327s9999||||xx |||||||||||||| ||und||
040 _aNITIL
_cNITIL
082 _221st
_a363.739206054
_bC397A
110 _aCentral Pollution Control Board(Delhi)
245 0 _aAmbient air quality monitoring status,1997
260 _aDelhi
_bThe author
_c1999
300 _a130p.
440 _aNational ambient air quality monitoring series;11
650 _aAir-analysis; Air traffic control-India; Air travel-India; Air forces
942 _cBKS
999 _c46194
_d46194