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 fall 1998 comparability studies: Results for round robin XLII, XLIII, and XLIV fat-soluble vitamins and carotenoids in human serum and round robin 11 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 Fall 1998 Comparability Studies: Results for Round Robin XLII, XLIII, and XLIV Fat-soluble Vitamins and Carotenoids in Human Serum and Round Robin 11 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 Fall 1998 Comparability Studies: Results for Round Robin XLII, XLIII, and XLIV Fat-soluble Vitamins and Carotenoids in Human Serum and Round Robin 11 Ascorbic Acid in Human Serum. U.S. Dept. of Commerce, National Institute of Standards and Technology, 2013.