Fresenius, C. R., Allen, O. D., & Johnson, S. W. (1881). A system of instruction in quantitative chemical analysis ([2d American ed.] from the last English and German editions.). J. Wiley.
Citace podle Chicago (17th ed.)Fresenius, C. Remigius, O. D. Allen, a Samuel W. Johnson. A System of Instruction in Quantitative Chemical Analysis. [2d American ed.] from the last English and German editions. New York: J. Wiley, 1881.
Citace podle MLA (8th ed.)Fresenius, C. Remigius, et al. A System of Instruction in Quantitative Chemical Analysis. [2d American ed.] from the last English and German editions. J. Wiley, 1881.
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