TY  - BOOK
AU  - CHOO,Aven
TI  - 'O' Level Additional Mathematics : Practice Guide : 23 Topical Exerciese Based on the latest Syllabus Questions designed to suit different levels of learning 
SN  - 981-247-357-2
U1  - 510. 
PY  - 2004///
CY  - Singapore
PB  - First Lok Yang Road
KW  - 0
KW  - Grade 7-9
ER  -