TY  - BOOK
AU  - Gass, Susan
TI  - Linguistic perspectives on second language acquisition
SN  - 0521371708
U1  - 401.91/LIN  
PY  - 1990///
CY  - UK
PB  - Cambridge University Press
KW  - Linguistics
KW  - Teacher's Corner
KW  - Theory
ER  -