APA (7th ed.) Citation

McMillan, D. (2014). How could this happen: Explaining the Holocaust. Basic Books, a member of the Perseus Books Group.

Chicago Style (17th ed.) Citation

McMillan, Dan. How Could This Happen: Explaining the Holocaust. New York: Basic Books, a member of the Perseus Books Group, 2014.

MLA (8th ed.) Citation

McMillan, Dan. How Could This Happen: Explaining the Holocaust. Basic Books, a member of the Perseus Books Group, 2014.

Warning: These citations may not always be 100% accurate.