Essentials of educational technology /
371.33MAN
Mangal, S.K.
Essentials of educational technology / by S.K. Mangal [and] Uma Mangal .- New Delhi :PHI Learning ,2009.
xxiv, 812p. ;25cm(pbk)
Note: Includes index
ISBN:9788120337237 Rs. 395.00
DBAD / PUB /ENG-94336/ EN-77869 / 395.00 /sign
