APA Citation

Betsy The Lay Hong. (2009). Longman Essential Biology Spm. Selangor: Pearson Malaysia Sdn Bhd.

Chicago Style Citation

Betsy The Lay Hong. Longman Essential Biology Spm. Selangor: Pearson Malaysia Sdn Bhd, 2009.

MLA Citation

Betsy The Lay Hong. Longman Essential Biology Spm. Selangor: Pearson Malaysia Sdn Bhd, 2009.

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