TY  - BOOK
AU  - Singh, Y.K.
TI  - Instructional Technology in Education
SN  - 9788173915918
U1  - 371.33 
PY  - 2005///
CY  - Delhi
PB  - A.P.H. Publishing Corporation
KW  - Great Educators
KW  - Village Education
KW  - Education
ER  -