TY  - BOOK
AU  - Singh, Y.K.
AU  - Sharma, T.K.
TI  - Educational Technology : : Teaching Learning
SN  - 9788131303610
U1  - 371.33  
PY  - 2008///
CY  - New Delhi
PB  - A P H Publishing Corporation
N1  - Includes bibliographical references
ER  -