Robert Koch: A Life in Medicine and Bacteriology (Scientific Revolutionaries : A Biographical Series): Brock, Thomas D.: 9780910239196: Amazon.com: Books
Kochland: The Secret History of Koch Industries and Corporate Power in America: Christopher Leonard: 9781508296898: Amazon.com: Books
Daniel Koch: 9783039220656: Amazon.com: Books
Koch Industries Inc. partners with Amazon on industrial cloud computing - Wichita Business Journal
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Caralyn Mirand Koch's Amazon Page
Amazon.com: A. C. Koch: Books, Biography, Blog, Audiobooks, Kindle
Elers Koch: Forty Years a Forester: Elers Koch, Peter Koch: 9780878423774: Amazon.com: Books
Amazon.com: Paul Koch: Books, Biography, Blog, Audiobooks, Kindle
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