(1991). Methods for analysis and testing of coal and coke: Sec.104.4. Proximate analysis. Determination of ash. London: BSI.
Chicago Style CitationMethods for Analysis and Testing of Coal and Coke: Sec.104.4. Proximate Analysis. Determination of Ash. London: BSI, 1991.
MLA CitationMethods for Analysis and Testing of Coal and Coke: Sec.104.4. Proximate Analysis. Determination of Ash. London: BSI, 1991.
Warning: These citations may not always be 100% accurate.