TY  - BOOK
AU  - Koul,B.N .
AU  - Singh,Bakhshish  .
AU  - Ansari,M.M  .
TI  - Studies in distance education / 
U1  - 374.4 
PY  - 1988///
CY  - New Delhi : 
PB  - Association of Indian University , 
KW  - EDUCATION DISTANCE
N1  - NULL
ER  -