ARMAREGO WILFRED L F. (2003). PURIFICATION OF LABORATORY CHEMICALS (5TH.). BUTTERWORTH.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रARMAREGO WILFRED L F. PURIFICATION OF LABORATORY CHEMICALS. 5TH. AMSTERDAM: BUTTERWORTH, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रARMAREGO WILFRED L F. PURIFICATION OF LABORATORY CHEMICALS. 5TH. BUTTERWORTH, 2003.
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