Armarego, Wilfred L.F. Purification of Laboratory Chemicals Part 1 : Physical Techniques, Chemical Techniques Organic Chemicals / Wilfred L.F. Armarego. - 9th Ed. - New Delhi : Relx India Pvt. Ltd. c2022. - xxi,640p. ISBN: 9788131267783 Dewey Class. No.: 542 / ARM/P