TY  - BOOK
AU  - Singh, Yogesh Kumar
TI  - Shakshik Takniki = Educational Technology 
SN  - 9788175551619
U1  - 371.33 
PY  - 2007///
CY  - New Delhi
PB  - University Publication
KW  - Educational Technology
KW  - Education
N1  - Includes Index
ER  -