TY  - BOOK
AU  - Doughty,Philip
TI  - Cost-effectiveness analysis and instructional technology
AV  - T65 D6.2
PY  - 1970///?
CY  - New York
PB  - ERIC Information, Analysis Product
KW  - Enseñanza técnica
KW  - COSTOS EDUCATIVOS
N1  - Fotocopia
ER  -