Munroe, R. (2014). What if?: Serious scientific answers to absurd hypothetical questions. Houghton Mifflin Harcourt.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMunroe, Randall. What If?: Serious Scientific Answers to Absurd Hypothetical Questions. Boston: Houghton Mifflin Harcourt, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMunroe, Randall. What If?: Serious Scientific Answers to Absurd Hypothetical Questions. Houghton Mifflin Harcourt, 2014.
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