TY  - BOOK
AU  - Layton,David
ED  - Unesco.
TI  - Innovations in science and technology education, vol. IV
SN  - 9231027794 (pbk. : v. 4)
PY  - 1992///
CY  - Paris
PB  - Unesco
KW  - Science
KW  - Study and teaching
KW  - Technical education
KW  - Educational innovations
N1  - Includes bibliographical references
ER  -