TY  - SER
AU  - Layton, David ed.
TI  - Innovations in science and technology education
U1  - 507 
PY  - 1989///
CY  - New Delhi
PB  - Unesco
KW  - Science
KW  - Periodicals
KW  - Engineering
KW  - Educational innovations
KW  - Technical education
KW  - Sciences
KW  - Périodiques
KW  - Enseignement
KW  - Enseignement technique
KW  - Examens, questions, etc
ER  -