TY  - BOOK
AU  - School District of PhiladelphiaDivision of Instructional Systems
TI  - Layman's guide to the use of computers
U1  - 371.334/S372l 
PY  - 1971///
CY  - Philadelphia
PB  - The Association for Educational Data Systems
KW  - Computrer assisted instruction
N1  - Glossary at the end
ER  -