Munroe, R. (2014). What if?: Serious scientific answers to absurd hypothetical questions / Randall Munroe. Houghton Mifflin Harcourt.
Chicagoスタイル(17版)引用形式Munroe, Randall. What If?: Serious Scientific Answers to Absurd Hypothetical Questions / Randall Munroe. Boston: Houghton Mifflin Harcourt, 2014.
MLA(8版)引用形式Munroe, Randall. What If?: Serious Scientific Answers to Absurd Hypothetical Questions / Randall Munroe. Houghton Mifflin Harcourt, 2014.
警告: この引用は必ずしも正確ではありません.