TY  - BOOK
AU  - Sack,F.L.
TI  - The structure of English : a practical grammar for foreign students / 
U1  - 428.24 
PY  - 1954///
CY  - Bern
PB  - Francke, 
KW  - English Language
KW  - English language
KW  - Grammar
KW  - Teaching
N1  - Includes index
ER  -