Snell, F. D., & Snell, C. T. (1971). Colorimetric methods of analysis: Including photometrics methods, Vol.4AAA. D Van Nostrand Co. Inc..
Chicago Edition CitationSnell, Foster D., and Cornelia T. Snell. Colorimetric Methods of Analysis: Including Photometrics Methods, Vol.4AAA. Toronto: D Van Nostrand Co. Inc., 1971.
MLA Edition CitationSnell, Foster D., and Cornelia T. Snell. Colorimetric Methods of Analysis: Including Photometrics Methods, Vol.4AAA. D Van Nostrand Co. Inc., 1971.
Warning: These citations may not always be 100% accurate.