TY  - BOOK
AU  - WALES, Charles E. ...[et al.]
AU  - STAGER, Robert A.
AU  - FELDHUSEN, John F.
TI  - Guided design
PY  - 1977///
CY  - [s.l.]
PB  - [s.n.]
KW  - Educational innovations
KW  - Programmed instruction
N1  - Includes bibliographical references
ER  -