Demographic aspects of educational planning / Ta Ngoc Chau ; [translated from the French by IIEP]. Aspects demographiques de la planification de l'enseignement. English Ta, Ngoc Chau. International Institute for Educational Planning. Educational planning. Demography. 371.207 CHD Bibliography: p. [84] Paris : Unesco, International Institute for Educational Planning 1969. 1969. 1969 Text 83 p. : eng Fundamentals of educational planning ; 9