Hahn , R. B., & Welcher , F. J. (1968). Inorganic qualitative analysis: A short course for introductpry chemistry. Van nostrand reinhold company.
शिकागो स्टाइल उद्धरणHahn , Richard B., और Frank J. Welcher. Inorganic Qualitative Analysis: A Short Course for Introductpry Chemistry. New York: Van nostrand reinhold company, 1968.
एमएलए उद्धरणHahn , Richard B., और Frank J. Welcher. Inorganic Qualitative Analysis: A Short Course for Introductpry Chemistry. Van nostrand reinhold company, 1968.
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