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Arch Oliver Heck
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Cilt sonuçları
Hand book for the administration of compulsory education in Ohio
Arch Oliver Heck · Printed at the State school for the deaf
64 sayfa · 1933
Child labor / Compulsory Education / Education, Compulsory / Comparative law / Congresses
Special schools and classes in cities of 10,000 population and more in the United States
Arch Oliver Heck · U.S. G.P.O.
33 sayfa · 1930
Special education / Education / Children with disabilities
A study of the Ohio compulsory education and child labor law
Arch Oliver Heck · The Ohio state university
210 sayfa · 1931
Child labor / Compulsory Education / Education, Compulsory / Law and legislation