TY  - BOOK
AU  - Rowntree,Derek
TI  - Teaching through self-instruction: How to develop open learning matesials 
SN  - 0893973564
AV  - LC5800 .R68 1990
U1  - 371.3 
PY  - 1990///
CY  - London
PB  - Kogan page
KW  - Distance education. Self-culture. Instructional systems
KW  - Design. Teaching
KW  - Aids and devices
ER  -