TY  - BOOK
TI  - ELT Textbooks and materials: Problems in evaluation and De velopment
SN  - 0-906149-96-7
U1  - 428.007 
PY  - 1987///
CY  - Inglaterra
PB  - Modern English Publications
KW  - INGLES
KW  - ENSEÑANZA A EXTRANJEROS
N1  - BIBLIOTECA: UACH-FFYL
ER  -