TY  - BOOK
AU  - Pimentel, Ric
TI  - Checkpoint maths 3 
SN  - 978 1 444 14399 7
U1  - 510 76 PIM 
PY  - 2011///
CY  - London 
PB  -  Hodder education
KW  - MATHEMATICS STUDY AND TEACHING SECONDARY
ER  -