TY  - BOOK
AU  - Soars,Liz
AU  - Sayer,Mike
AU  - Soars,John
TI  - American headway 3: teacher's book 
SN  - 0194353850
U1  - 420 
PY  - 2003///
CY  - New York
PB  - Oxford University Press
KW  - INGLES
KW  - ENSEÑANZA
KW  - GRAMATICA
ER  -