Colorimetría (método químico) (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Colorimetría (método químico)" in Spanish language version.

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2books.google.com

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books.google.com

Housecroft, Catherine; Constable, Edwin (2006). Chemistry: an introduction to organic, inorganic, and physical chemistry. Pearson Education. pp. 349-353. ISBN 978-0-13-127567-6.
Louis Rosenfeld (1999). Four centuries of clinical chemistry. CRC Press. pp. 255-258. ISBN 978-90-5699-645-1.