TY  - BOOK
AU  - Tennant, Adrian
AU  - Lethaby, Carol
TI  - Synergy 4 - Teacher's guide
SN  - 1405073519
U1  - 428.2 
PY  - 2006///
PB  - Macmillan Heinemann
KW  - English language
N1  - 005457; It 433
ER  -