TY  - BOOK
AU  - Gairns, R. & Redman, S.
TI  - Working with Words
SN  - 9780521268899
U1  - 418.2 G129 Ej.1 
PY  - 0000///Cambridge University Press
PB  - 1986
KW  - Lenguaje Teaching Learning Education
ER  -