000
00306nam a2200109Ia 4500
008
220201s1996 xx 000 0 eng d
100
_a
IS 5182 PART XII 1974
245
0
_a
METHODS FOR MEASUREMENT OF AIR POLLUTION PART XII
260
_a
DELHI
_b
BUREAU OF INDIAN STANDARD
_c
1996
300
_a
11
942
_2
ddc
999
_c
91891
_d
91891