TY  - BOOK
AU  - Fries,Charles C.
TI  - Teaching and Learning English; As a foreign language
SN  - 0-472-08347-3
U1  - 427.02 
PY  - 1973///
CY  - E.U.A.
PB  - The university of Michigan press
N1  - BIBLIOTECA: UACH-FFYL
ER  -