TY  - BOOK
AU  - Talesra, Hemlata
TI  - Open and Distance Learning: Global Challenges
SN  - 9788172731588
AV  - LC 5808 .T2 2004
PY  - 2004///
CY  - Delhi
PB  - Authorspress
N1  - incl. bibliography and indexes
ER  -