Gaya APA
Toh, CS. (2008).
A-Level Study Guide Mathematics .
Singapore:
Step-by-Step Managements.
Gaya Chicago
Toh, CS.
A-Level Study Guide Mathematics.
Singapore:
Step-by-Step Managements,
2008.
Text.
Gaya MLA
Toh, CS.
A-Level Study Guide Mathematics.
Singapore:
Step-by-Step Managements,
2008.
Text.
Gaya Turabian
Toh, CS.
A-Level Study Guide Mathematics.
Singapore:
Step-by-Step Managements,
2008.
Print.