TY  - BOOK
AU  - Oxenden,Clive
AU  - Latham-Koenig,Christina
AU  - Seligson,Paul
TI  - American English file: Workbook  
SN  - 9780194774345
U1  - 427.973 
PY  - 2008///
CY  - New York, Oxford
PB  - Oxford University Press
KW  - ENGLISH LANGUAGE
KW  - STUDY AND TEACHING
KW  - UNITED STATES
KW  - PROBLEMS, EXERCISES, ETC
KW  - IDIOMAS
ER  -