TY  - BOOK
AU  - Dufour richarad 
AU  - Strauss jack 
TI  - Tandem language in action series
SN  - 0844252492
U1  - 418  
PY  - 1978///
CY  - America
PB  - National textbook company
KW  - ENGLISH
KW  - Language exchange programs
KW  - Foreign language learning
N1  - Include Index
ER  -