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Hong, Yip Kim & Sie, Lim You. (2007). Pre-u Text STPM Chemistry (-). Malaysia: Pearson Longman.

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Hong, Yip Kim & Sie, Lim You. Pre-u Text STPM Chemistry. - Malaysia: Pearson Longman, 2007. Text.

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Hong, Yip Kim & Sie, Lim You. Pre-u Text STPM Chemistry. - Malaysia: Pearson Longman, 2007. Text.

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Hong, Yip Kim & Sie, Lim You. Pre-u Text STPM Chemistry. - Malaysia: Pearson Longman, 2007. Print.