TY  - BOOK
AU  - Bosworth, David P.
TI  - Open learning
SN  - 0304323888
U1  - 374.13 
PY  - 1991///
CY  - London
PB  - Cassell Education Limited
KW  - Open learning
KW  - Distance study
KW  - Distance education
N1  - Includes index
ER  -