00473nam a2200121Ia 4500 06.02.01 C952 Crouch, Luis A. Examining social and economic impacts of educational investment and participation in developing countres : the educational impacts model (EIM) approach Basic Research and Implementation in Developing EducationSystems Cambridge, Mass.US 1992 iv, 38 p. 3/7/00 M2LMGR M C952 17278 17278 0 0 0 0 CRCM CRCM 2023-05-04 0 06.02.01 C952 0000000011292 2023-05-04 00:00:00 2023-05-04 M