TY  - BOOK
AU  - Tom Hutchinson y Alan Waters
TI  - English for specific purposes : a learning-centred approach
SN  - 9780521318372
U1  - 428.007 H975e Ej.3 
PY  - 0000///Cambridge University Press
PB  - 2010
KW  - English language Business English Study and teaching English language Study and teaching Foreign speakers English language Technical English Study and teaching
ER  -