TY  - BOOK
AU  - Venkataiah,N.,ed.
TI  - Educational Technology,    
SN  - 8170247233
U1  - 371.33  
PY  - 1996///
CY  - Delhi
PB  - APH Publishing 
KW  - Methods Of Instruction and Study, Teaching aids, Equipment Materials
N1  - Reprint 2002
ER  -