Encyclopædia Britannica, Inc. is an American company known for publishing the Encyclopædia Britannica, the world's oldest encyclopedia, and also the second largest.

• “Encyclopædia Britannica May Refer to ‘For Sale’ to Raise Capital,” Portland Oregonian, April 7, 1995
• Richard A. Melcher, “Dusting Off the Britannica,” Business Week, October 20, 1997
• Robert McHenry, “The Building of Britannica Online”
• Steve Barth, “Britannica on the Virtual Bookshelf,” Knowledge Management Magazine
• Dorothy Auchter, “The Evolution of Encyclopædia Britannica,” Reference Services Review 27, no. 3: 297

• Company website Archived 2020-12-09 at the Wayback Machine
• Encyclopædia Britannica Corporate, “Company History” Archived 2001-06-09 at the Wayback Machine

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