000 00326nas a2200121 i 4500
001 253740
008 890206s spco || o001 || |
011 _a
_b
_c
245 _aEnvironment bulletin
260 _aWashington, D.C. :
_bBank Environment Community
650 _93584
_aMedio ambiente
942 _c15
999 _c25675
_d25675