Water markets, demand, and cost recovery for piped water supply services : Evidence from Southwest Sri Lanka. - Washington : World bank, 2006. - 33 p. : tab. ; 27 cm.см.. - (Policy research working paper; 3941). - Bibliogr.: p. 25-26[MFN: 11891]
UDC: 696.1(548.7) + 338.5:626/627
• Berg, Caroline van den;
Subjects:- წყალმომარაგება შრი-ლანკაში; წყლის ტარიფები;
E 22.723/4 = 696.1(548.7)/N-29 - Civil Education Reading Hall