Management of water resources : bulk water pricing in Brazil / Musa Asid, Luiz Gabriel Azevedo, Karin E.Kemper, Larry D.Simpson.. - Washington : The World Bank, 1999. - xii, 94 p. : tab. ; 28 cm.см.. - (World Bank techn. paper ; N 432). - ISBN 0-8213-4437-4[MFN: 13446]