000 00320nam a2200133Ia 4500
008 220721s1997 xx 000 0 und d
041 _aeng
082 _a799
100 _aPuri, S.K.
245 _aAudiovisuals on the Environment: A Directory
260 _aNew Delhi
_bWwf
_c1997
300 _a25P.
999 _c82767
_d82767