kolthoff, I. (1969). Quantitative chemical analysis. Macmillan.
Tohutoru Kātū Chicago (17th ed.)kolthoff, I.M. Quantitative Chemical Analysis. London: Macmillan, 1969.
Tohutoro MLA (9th ed.)kolthoff, I.M. Quantitative Chemical Analysis. Macmillan, 1969.
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