TY  - BOOK
AU  - Richmond, W Kenneth (Ed.)
TI  - The Concept of educational technology: a dialogue with yourself
SN  - 297-00112-4
U1  - 370 21st
PY  - 1970///
CY  - London
PB  - Weidenfeld and Nicolson
KW  - Educational technology; Educational change; Education-Economic aspects
ER  -