APA Style
Peng, K, L. et al (2014).
Biology matters GCE "O" Level Practical Book 2nd edition (2nd edition).
Singapore:
Marshall Cavendish Education.
MLA Style
Peng, Kwan, Lam. et al.
"Biology matters GCE "O" Level Practical Book 2nd edition".
2nd edition
Singapore:
Marshall Cavendish Education,
2014.
Textbook.