TY  - BOOK
AU  - Mackin,Ronald
AU  - Seidl,Jennifer
AU  - Hornby,Albert Sydney
TI  - Exercises in English patterns and usage
SN  - 0194327175
U1  - 425 MAC 
PY  - 1979///
CY  - Oxford, New York
PB  - Oxford University Press
KW  - English language
N1  - Based on material in Guide to patterns and usage in English by A. S. Hornby
ER  -