Brown, T., LeMay, H. E. J., Bursten, B. E., Murphy, C. J., Woodward, P. M., Stoltzfus, M. W., & Lufaso, M. W. (2018). Chemistry: The central science in SI units (14th edition.). Malasia: Pearson Education.

Brown, Theodore,, H. Eugene Jr. LeMay, Bruce E. Bursten, Catherine J. Murphy, Patrick M. Woodward, Matthew W. Stoltzfus, and Michael W. Lufaso. Chemistry: The Central Science in SI Units. 14th edition. Malasia: Pearson Education, 2018.

Brown, Theodore,, et al. Chemistry: The Central Science in SI Units. 14th edition. Malasia: Pearson Education, 2018.