Gaya APA
Ching, L., Arunasalam, J.
(2007).
Pre-U Text STPM Biology Volume 2
.
Malaysia:
Pearson Malaysia Sdn.Bhd..
Gaya MLA
Ching, Lee., Arunasalam, J.
"Pre-U Text STPM Biology Volume 2".
Malaysia:
Pearson Malaysia Sdn.Bhd.,
2007.
Text.