TY  - BOOK
AU  - Selinker,Larry
AU  - Gass,Susan M.
TI  - Workbook in second language acquisition
AV  - P118.G251.W675 1984 
PY  - 1984///
CY  - Rowley, Massachusetts
PB  - Newbury House Publishers
KW  - Second language acquisition
KW  - Language and languages
KW  - Study and teaching
KW  - English language
KW  - Foreign speakers
N1  - 4; Bibliography: pages 185-186; 2
ER  -