एपीए उद्धरण

Williams, P. (1989). Unit 731: Japan's secret biological warfare in World War II. New York: Free Press.

शिकागो स्टाइल उद्धरण

Williams, Peter. Unit 731: Japan's Secret Biological Warfare in World War II. New York: Free Press, 1989.

एमएलए उद्धरण

Williams, Peter. Unit 731: Japan's Secret Biological Warfare in World War II. New York: Free Press, 1989.