00292nam a2200121Ia 4500082002000000100001800020245004500038260002400083300000900107490004400116500000500160700000500165  a371.219bJ16.MS  aJacoby, E. G.  aMethods of school enrolment projectionb  aParisbUnescoc1959  a43p.  aEducational studies and documents no.32  a  a