Pankow, J. F., Luo, W., McWhirter, K. J., Sengupta, M., & Strongin, R. M. Levels of the nicotine analog 6-methyl nicotine as a naturally formed tobacco alkaloid in tobacco and tobacco products. Nature Portfolio.
Chicago Style (17th ed.) CitationPankow, James F., Wentai Luo, Kevin J. McWhirter, Mohana Sengupta, and Robert M. Strongin. Levels of the Nicotine Analog 6-methyl Nicotine as a Naturally Formed Tobacco Alkaloid in Tobacco and Tobacco Products. Nature Portfolio.
MLA (9th ed.) CitationPankow, James F., et al. Levels of the Nicotine Analog 6-methyl Nicotine as a Naturally Formed Tobacco Alkaloid in Tobacco and Tobacco Products. Nature Portfolio.
Warning: These citations may not always be 100% accurate.