00960cas|a2200229 a 450000500170000000800410001703500150005805000280007310000270010124501550012826000270028330000110031044000370032149000280035850000430038650000500042965000540047965000410053370000200057471000410059481000950063520260817163122.0190299s1991    fr uu|m rtt   0|  a1eng |  a.b11745174 4aAS4 U8bA15 SC-91/WS/531 aHufschmidt, Maynard M.10aApproaches to integrated water resources management in humid tropical and arid and semiarid zones in developing countries /cby ... and Janusz Kindler  aParis :bUNESCO,c1991  a161 p. 0aTechnical documents in hydrology1 aDocument ;vSC-91/WS/53  a"IHP-III projects 10.1(a) and 10.2(a)"  a"International Hydrological Programme"--Cover 0aWater resources developmentzDeveloping countries 0aWater resources developmentxTropics1 aKindler, Janusz2 aInternational Hydrological Programme2 aUnited Nations Educational, Scientific and Cultural Organization.tDocument ;vSC-91/WS/53