na INLIS000000000005804 Ind 0010-1118005804 The IIMI water balance framework : a model for project level analysis PERRY, C.J. C.J. Perry Colombo IIMI 1996 18 p.: ill.; 28 cm.-- 18 p.: ill.; 28 cm.-- ISBN 92-9090-331-7 631.423.2 WATER BALANCE 173/MS/97