TY  - BOOK
AU  - "Dubin, Fraida"
ED  - Elite Olsbtain
TI  - Course design: : developing programs and materials for language learning
SN  - 9780521276429
U1  - 428.0071 
PY  - 1986///
CY  - New York
PB  - Cambridge university pressq
KW  - English language
ER  -