* "Autobiography of Andrew Carnegie" (1920) - This is his most famous work, a detailed account of his life and career, including his rise from poverty to becoming one of the wealthiest men in the world.
* "Triumphant Democracy: Or, Fifty Years' March of the Republic, 1870-1920" (1904) - A reflection on the progress of the United States in the late 19th and early 20th centuries.
* "Gospel of Wealth" (1889) - This essay, which is often reprinted separately, outlines Carnegie's views on philanthropy and the responsibilities of the wealthy.
* "Problems of Today" (1908) - A collection of essays on various social and economic issues of the time.
He also wrote other essays and articles on topics such as labor, business, and education.