TY  - BOOK
AU  - Mackay,Ronald
AU  - Mountford,Alan
TI  - English for specific purposes: a case study approach 
SN  - 0582550904 :
U1  - 428.2407 ENG 
PY  - 1978///
CY  - London
PB  - Longman
KW  - English language
N1  - Includes bibliographies and indexes
ER  -