000 00377nam a2200121Ia 4500
082 _aIS Code
_bB.I.S
100 _aBureau of Indian Standards[BIS]
245 _aIS:5182-(Pt.1)-1969. Indian standard method for measurement of air pollution. Pt.1 : dustfall.
260 _aNew Delhi
_bBureau of Indian Standards
_c1989
300 _a10p.
500 _aENG
890 _aIndia
999 _c19096
_d19096