TY  - BOOK
AU  - Soars,John
AU  - Soars,Liz
TI  - American headway 2: workbook 
SN  - 019435380X
U1  - 420 
PY  - 2001///
CY  - New York
PB  - Oxford University Press
KW  - INGLES
KW  - ENSEÑANZA
KW  - GRAMATICA
ER  -