Approach to independent study /
compiled by Winslow R. Hatch and Alice L. Richards.
- [Washington] : U.S. Dept. of Health, Education, and Welfare, Office of Education; [for sale by the Superintendent of Documents, U.S. Govt. Print. Off., 1965]
- United States. Office of Education. Division of Higher Education. New dimensions in higher education ; no. 13 .
- United States. Office of Education. Division of Higher Education. New dimensions in higher education ; United States. Office of Education. Division of Higher Education. New dimensions in higher education ; United States. Office of Education. Division of Higher Education. New dimensions in higher education ; United States. Office of Education. Division of Higher Education. New dimensions in higher education ; no. 13 .