APA (7th ed.) Citation

Foo Yuen Kooi. (2006). Excel in spm: Biology. Pelangi.

Chicago Style (17th ed.) Citation

Foo Yuen Kooi. Excel in Spm: Biology. Selangor: Pelangi, 2006.

MLA (9th ed.) Citation

Foo Yuen Kooi. Excel in Spm: Biology. Pelangi, 2006.

Warning: These citations may not always be 100% accurate.