Buch(gedruckt)#11956
Compulsory education in the Arab States
In: Its Studies on compulsory education 16
In: Its Studies on compulsory education 16
In: Contribution to education 392
In: Church, community and State 6
In: Bulletin/University of the State of New York 1300
In: Dep. of the Interior. Office of Education. Bulletin 1936,4
In: Published also as Teachers College, Columbia University. Contributions to education. no. 825
In: New York (State) University. Bulletin no. 1307