TY  - BOOK
AU  - Watcyn-Jones Peter .
TI  - First and second impact: : teacher's book / 
SN  - 0140813268
U1  - 428.2407 
PY  - 1983///
CY  - New York
PB  - Penguin Books
KW  -  English language -- Study and teaching -- Foreign speakers
ER  -