TY  - BOOK
AU  - Brian Harrison
TI  - English as a second and foreign language
T2  - Explorations in language study
SN  - 0713117699
U1  - 428 H318e 
PY  - 1973///
CY  - London
PB  -  Edward Arnold
KW  - English language -- Study and teaching -- Foreign speakers
KW  -  Second language acquisition.
KW  - Englischunterricht
ER  -