00787nam a2200241Ia 4500 20812 BIBL 20160527194319.0 680301s1967 enkabhk b 00010 eng 68071024 B67-21120 EVLG 374.4 E66t c1 LC5915 .E7 370.7/1/54 374.4 E66t Erdos, Renée F. Local 92616 Teaching by correspondence Renée F. Erdos. London Longmans Paris Unesco 1967. iii-xvii, 218 p. illus. (incl. forms.) maps, facsims., tables, diagrs. Unesco source books on curricula and methods, no. 3 Local 182777 Bibliography: p. 213-214. Correspondence schools and courses Local 81059 15047 15047 0 0 0 374_400000000000000_E66T 0 evl 234587 10 10 1 2016-05-27 29156 0 374.4 E66t 80000000587520 2016-05-27 00:00:00 r:20812 z:NCC:D 6