Zumdahl, S. S., Zumdahl, S. L., & DeCoste, D. J. (2013). World of chemistry (Third edition.). Brooks/Cole Cengage Learning.
Chicago-viite (17. p.)Zumdahl, Steven S., Susan L. Zumdahl, ja Donald J. DeCoste. World of Chemistry. Third edition. Australia: Brooks/Cole Cengage Learning, 2013.
MLA-viite (9. p.)Zumdahl, Steven S., et al. World of Chemistry. Third edition. Brooks/Cole Cengage Learning, 2013.
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