National ministries of education /
by James F. Abel.
- Washington : U.S. G.P.O., 1930.
- ix, 158 p. ; 23 cm.
- Bulletin / United States Department of the Interior, Office of Education ; 1930, no. 12 .
"This manuscript consists of chapters taken from the thesis ... submitted in partial fulfillment of the requirements for the degree of doctor of philosophy at George Washington University."