Joseph Black: Perbedaan antara revisi
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* [http://web.lemoyne.edu/~giunta/black.html Black's experiments on Alkaline Substances]
* [http://www.gashe.ac.uk:443/public_docs/isaar/P0308.html Joseph Black] {{Webarchive|url=https://web.archive.org/web/20091216084755/http://www.gashe.ac.uk:443/public_docs/isaar/P0308.html |date=2009-12-16 }} – Biographical information
* [http://www.1911encyclopedia.org/Joseph_Black Joseph Black] – ''Encyclopedia Britannica'', 1911
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