000 005880a00a22002530004500
015 _aP 2428
016 _a5/6STA
020 _a0393319989
041 _a0
080 _a5/6
_x1
245 _aState of theWorld 2000
260 _aWorld Watch Institute
_bLondon
_c2000
300 _a276p.
306 _aEnvironmental Pollution
306 _aAgriculture
306 _aIrrigation
650 _aScience & Technology
852 _aD2-1-7
999 _c1436
_d1436