TY  - BOOK
AU  - Cleary,Alan
AU  - Mayes,Terry
AU  - Packham,Derek
TI  - Educational technology: implications for early and special education 
SN  - 0471160458
PY  - 1976///
CY  - London
PB  - John Wiley & Sons
KW  - Educational technology
N1  - Includes indexes; Bibliography: p. 166-174
ER  -