Zuidema, Floris C. of urbanization and industrialization on water resources planning and management : a contribution to the International HydrologicalProgramme / Floris C. Zuidema. - París : UNESCO, 1979. - 11 p. : il., map. - Studies and reports in hydrology ; 26 . ISBN: 9231016245 No. de Clasificación Universal Decimal: 551.49 (100) =20ZUI N.26