000 00305nam a2200109Ia 4500
008 140122s9999 xx 000 0 und d
082 _a030 Trivedi P
100 _aTrivedi P R
245 _aEncyclopaedia of environment Volume 6 : Environmental pollution and control
260 _b
_c1998
942 _cBK
_2ddc
999 _c7294
_d7294