TY  - BOOK
AU  - Satyanarayana, P.
AU  - Sesharatnam, C./Meduri, Emmanuel D K/
TI  - Distance education : origin, growth and development
SN  - 9788175418103
U1  - 374.4  Sa84D 
PY  - 2015///
CY  - Delhi
PB  - Shipra Pub
ER  -