APA aipamena

Heyworth, D. R. M. (2007). CHEMISTRY INSIGHTS 'O' LEVEL 2nd EDITION THEORY WORKBOOK. Pearson Longman.

Chicago Style aipamena

Heyworth, Dr Rex M. CHEMISTRY INSIGHTS 'O' LEVEL 2nd EDITION THEORY WORKBOOK. Pearson Longman, 2007.

MLA aipamena

Heyworth, Dr Rex M. CHEMISTRY INSIGHTS 'O' LEVEL 2nd EDITION THEORY WORKBOOK. Pearson Longman, 2007.

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