Catrin Brown. (2014). Higher level Chemistry (2nd edition.). Pearson education.
芝加哥风格引文Catrin Brown. Higher Level Chemistry. 2nd edition. Essex: Pearson education, 2014.
MLA引文Catrin Brown. Higher Level Chemistry. 2nd edition. Pearson education, 2014.
警告：这些引文格式不一定是100％准确.