Practical activities for out of school science and technology education D. Venkatasamy ; assisted by M. Vas, A. Appadoo, B. Putty.

Practical activities for out of school science and technology education

Bibliographic Details
Main Author: Venkatasamy, D.
Format: Book
Published: [Paris] Divsion of Science and Environmental Education, Unesco c1986.
Series:Science and technology document series 17
Subjects:
Science > Study and teaching.