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1Publicat 1969“...Australian Association of Adult Education,...”
Actes de congresos Llibre -
2Publicat 1967“...[Australian Association of Adult Education],...”
Actes de congresos Llibre -
3Publicat 1969“...[Australian Association fo Adult Education],...”
Actes de congresos Llibre -
4Publicat 1978“...South Pacific Commission, in association with the Asian-South Pacific Bureau of Adult Education,...”
Actes de congresos Llibre