APA (7th ed.) Citation

Siew, J. N. F. (2004). How to get an A in economics. Thomson.

Chicago Style (17th ed.) Citation

Siew, John Nam Fai. How to Get an A in Economics. Singapore: Thomson, 2004.

MLA (9th ed.) Citation

Siew, John Nam Fai. How to Get an A in Economics. Thomson, 2004.