TY  - BOOK
AU  - Butler,F.Coit
TI  - Instructional systems development for vocational and technical training
SN  - 0877780277
PY  - 1972///
CY  - Englewood Cliffs,N.J.
PB  - Educational Technology Publications
KW  - Industrial arts
KW  - Study and teaching
N1  - Includes index
ER  -