TY  - BOOK
AU  - Gagné,Robert M.
AU  - Briggs,Leslie J.
AU  - Wager,Walter W.
TI  - Principles of instructional design
SN  - 9780030347573
AV  - LB1028 GP 1992 
PY  - 1992///
CY  - Fort Worth 
PB  - Harcourt Brace Jovanovich College Publishers
KW  - Instructional design
N1  - Includes  indexes
ER  -