TY  - BOOK
AU  - "Kwan, Lam Peng","Peng, Lam Kwan"
TI  - G.C.E. 'O' Level Biology Matters
SN  - 9789810177249
U1  - 570 
PY  - 2007///
CY  - Malaysia
PB  - Marshall Cavendish Education
ER  -