TY  - BOOK
AU  - Hover,David
TI  - Think twice : communication activities for beginner to intermediate students : teacher's book  
SN  - 0521273862
PY  - 1986///
CY  - Cambridge 
PB  - Cambridge University Press
KW  - BI-BuBU
KW  - Anglais (Langue)
KW  - Cours moyen
ER  -