TY  - BOOK
AU  - Schutz,Richard E.
TI  - Instructional product development
U1  - Prof. 370.78 I598 1971 
PY  - 1971///
CY  - New York
PB  - Van Nostrand Reinhold Company
KW  - Education
KW  - Research
N1  - Includes index
ER  -