Duewer, D. L., Kline, M. C., Margolis, S. A., Sharpless, K. E., & Thomas, J. B. (2013). NIST micronutrients measurement quality assurance program winter, spring, and fall1997 comparability studies: Results for round robin XXXIX, XL, and XLI fat-soluble vitamins and carotenoids in human serum and round robin 10 ascorbic acid in human serum. U.S. Dept. of Commerce, National Institute of Standards and Technology.
Chicago Style (17th ed.) CitationDuewer, David L., Margaret C. Kline, Sam A. Margolis, Katherine E. Sharpless, and Jeanice B. Thomas. NIST Micronutrients Measurement Quality Assurance Program Winter, Spring, and Fall1997 Comparability Studies: Results for Round Robin XXXIX, XL, and XLI Fat-soluble Vitamins and Carotenoids in Human Serum and Round Robin 10 Ascorbic Acid in Human Serum. Gaithersburg, MD: U.S. Dept. of Commerce, National Institute of Standards and Technology, 2013.
MLA (9th ed.) CitationDuewer, David L., et al. NIST Micronutrients Measurement Quality Assurance Program Winter, Spring, and Fall1997 Comparability Studies: Results for Round Robin XXXIX, XL, and XLI Fat-soluble Vitamins and Carotenoids in Human Serum and Round Robin 10 Ascorbic Acid in Human Serum. U.S. Dept. of Commerce, National Institute of Standards and Technology, 2013.