Gaya APA
Kwan, L, P., Lamp, E, Y, K. (2014).
Biology Matters GCE 'O' Level 2nd Edition Jilid 3 .
Singapore ::
Marshall Cavendish,.
Gaya MLA
Kwan, Lam, Peng., Lamp, Eric, Y, K.
"Biology Matters GCE 'O' Level 2nd Edition Jilid 3".
Singapore ::
Marshall Cavendish,,
2014.
Text.