000 00280nam a22000977a 4500
082 _a363.7392
_bVAR
100 _a Varadarajan, D B
245 _a Air pollution and road transport /
_c Varadarajan, D B and Subramanian, V.
260 _aNew Delhi :
_bAshish,
_c1993.
942 _cBK
999 _c333891
_d333891