Before revision: Tom Mitchell, History From Below, Times Literary Supplement, November 24, 2006, 15 It was popularized among non-historians by Howard Zinn's 1980 book, A People's History of the United States.
After revision: ""Tom Mitchell, History From Below, Times Literary Supplement, November 24, 2006, 15 It was popularized among non-historians by Howard Zinn's 1980 book, A People's History of the United States.