TY  - BOOK
TI  - SMP interact : : Teacher's guide to book 7S 
SN  - 9780521537940  
AV  - QA 93  .In61 2009
U1  - TR 510  
PY  - 2009///.
CY  - Great Britain : 
PB  - Cambridge, 
KW  - Mathematics
N1  - Faculty
ER  -