TY  - BOOK
AU  - Johnson,Kerry A.
AU  - Foa,Lin J.
TI  - Instructional design: new alternatives for effective education and training 
SN  - 0028971914
PY  - 1989///
CY  - New York
PB  - National University Continuing Education Association
KW  - Instructional systems
KW  - Design
ER  -