TY  - BOOK
AU  - Sub-regional Workshop on the Development of Systems and structures for Producing Textbooks and Other related Teaching/ Learning Materials,  bangkok
TI  - Report of sub- regional workshop on the development of systems and structures for producing textbooks and other related teaching/ learning materials.
U1  - 372.95 S14R 
PY  - 1984///
CY  - Bangkok
ER  -