000 00560nam a2200229Ia 4500
008 141004s9999 xx 000 0 und d
040 _ca
041 _aEnglish
082 _a344.046
082 _bMAL/EN
100 _aRA Malviya
245 _aEnvironmental pollution and its control
245 _cRA Malviya
260 _aAllahabad
260 _bChugh publications
260 _c1987
300 _a488 p.
300 _b22 cm
365 _a325
501 _a3A4
942 _cBK
999 _c301045
_d301045