Dyfyniad APA

Munroe, R. (2014). What if?: Serious scientific answers to absurd hypothetical questions / Randall Munroe. Houghton Mifflin Harcourt.

Dyfyniad Arddull Chicago

Munroe, Randall. What If?: Serious Scientific Answers to Absurd Hypothetical Questions / Randall Munroe. Boston: Houghton Mifflin Harcourt, 2014.

Dyfyniad MLA

Munroe, Randall. What If?: Serious Scientific Answers to Absurd Hypothetical Questions / Randall Munroe. Houghton Mifflin Harcourt, 2014.

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