TY  - BOOK
AU  - Cheng Chung Yu
TI  - O-level essential study guide: additional Mathematics [Algebra] 
SN  - 9789812744500
U1  - 512 C518 2008 
PY  - 2008///
CY  - Singapore
PB  - Singapore Asian Publications Pte Ltd.
KW  - Algebra
KW  - Mathematics
ER  -