Guidance workers certification requirements.
- [Washington] U.S. Dept. of Health, Education, and Welfare, Office of Education [1957]
- vi, 58 p. 24 cm.
- U. S. Office of Education. Bulletin 1957, no. 22 .
Copies 1 and 2 of L111.A6 with: Conservation experiences for children / Effie G. Bathurst and Wihelmina Hill. Washington : Govt. Print. Off., 1957. Bound together subsequent to publication.