000 00344 a2200121 4500
999 _c124962
_d124962
020 _a490635629X
082 _a333.916316 UNI/Lak
245 _aLakes and reservoirs
_bThe watershed: water from the mountains into the sea
260 _bUnited Nations;
_c2001.
300 _a36 p.
_c26 cm.
440 _vvol. 2
650 _aUnited Nations Collection