000 00328nam a2200145Ia 4500
008 220709s9999 xx 000 0 und d
082 _a620.43
_bYAD
100 _aYADAV R.
245 0 _aINTERNAL COMBUSTION ENGINES AND AIR POLLUTION.
250 _a3
260 _bCENTRAL PUB. HO
300 _a868
942 _cBK
999 _c79726
_d79726