TY  - BOOK
AU  - Thorpe,Mary, x
AU  - x
TI  - Evaluating open and distance learning: x
SN  - 0582901197
U1  - 371.3/T521e 
PY  - 1990///
CY  - London
PB  - Longman
KW  - Adult education
KW  - Distance education
N1  - Includes
ER  -