00972nas a2200229   450000100060000000300080000600500170001400800390003103500510007004000420012104100080016308200310017111000510020224500950025326000300034830000240037849001190040265000470052194200120056899900170058095201450059733050BD-RjUL20211209051934.0140429s1968    nu ar    y    0uuua0eng  a(BD-RjUL)33140a0363818aPITT  NO.  4029900003  aDLCcMULdCOOdHULdBOSdBD-RjULbeng  aeng00221a370.058bINI V-29 196814athe International Bureau of Education.910043700aInternational yearbook of education   /nVOL. XXIXcthe International Bureau of Education.  aGeneva :bUnesco,cc1968.  axc,537 p. ;c24 cm.1 aPublication - United Nations Educational, Scientific and Cultural Organisation, International Bureau of Education. 0aEducationxHandbooks, manuals, etc.962239  2ddccBK  c33050d33050  00102ddc40718NFICaRUCLbRUCLcReadingd1969-05-14eZeitlingerg0.00l0o370.058 INI V-29 1968r2014-04-29 00:00:00tC-1w2021-12-09yBK