TY  - BOOK
AU  - Yadav, R N S.
TI  - Distance education: theory & practice 
SN  - 8185733465
U1  - 374.4 
PY  - 2002///
CY  - Chandigarh
PB  - Abhishek Publication
KW  - Distance education
KW  - Distance teaching
KW  - Commonwealth
ER  -