TY  - GEN
AU  - Christina Latham-Koenig. Clive Oxenden. Paul Seligson 
TI  - American english file 2A: Student Book Workbook
SN  - 978-0-19-477588-5
U1  - 425 
PY  - 2013///
CY  - New York 
PB  - Oxford University Press
ER  -