Hollitz, J. (2015). Thinking through the past: A critical thinking approach to U.S. history (Fifth edition, student edition.). Cengage Learning.
Chicago Style (17. basım) AtıfHollitz, John. Thinking Through the Past: A Critical Thinking Approach to U.S. History. Fifth edition, student edition. Stamford, Connecticut: Cengage Learning, 2015.
MLA (9th ed.) AtıfHollitz, John. Thinking Through the Past: A Critical Thinking Approach to U.S. History. Fifth edition, student edition. Cengage Learning, 2015.
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