TY  - BOOK
AU  - Hutchinson, Tom
AU  - Waters, Alan
TI  - English for specific purposes: : a learning-centred approach
SN  - 0-521-26732-3
U1  - 428.2407 
PY  - 1987///
CY  - New York
PB  - Cambridge University Press
KW  - English language-Study and teaching
N1  - Includes bibliography and index
ER  -