TY  - BOOK
ED  - Symposium on the State of Research in Instructional Television and Tutorial Machines
TI  - New teaching aids for the American classroom
U1  - 371.33 
PY  - 1962///]
CY  - [Washington]
PB  - U.S. Dept. of Health, Education, and Welfare, Office of Education
KW  - Television in education
KW  - Teaching machines
ER  -