Sommer, L. (1989). Analytical absorption spectrophotometry.: Sommer, L. Elsevier.
Tohutoru Kātū Chicago (17th ed.)Sommer, L. Analytical Absorption Spectrophotometry.: Sommer, L. Amsterdam: Elsevier, 1989.
Tohutoro MLA (9th ed.)Sommer, L. Analytical Absorption Spectrophotometry.: Sommer, L. Elsevier, 1989.
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