TY  - BOOK
AU  - Howard,Leann
AU  - Savage,K.Lynn
TI  - ESL techniques: information gap 
T2  - Teacher training through video series
SN  - 0-8013-0737-6
AV  - PE1127 H68
PY  - 1992///
CY  - New York
PB  - Longman
ER  -