APA Style
Terence, A.B.. (2012).
O level Biology .
Singapore:
Singapore Asia Publishers.
Chicago Style
Terence, A.B..
O level Biology.
Singapore:
Singapore Asia Publishers,
2012.
Text.
MLA Style
Terence, A.B..
O level Biology.
Singapore:
Singapore Asia Publishers,
2012.
Text.
Turabian Style
Terence, A.B..
O level Biology.
Singapore:
Singapore Asia Publishers,
2012.
Print.