APA (7 वां संस्करण) प्रशस्ति पत्र

Munroe, R. (2014). What if? 2: Additional serious scientific answers to absurd hypothetical questions. Houghton Mifflin Harcourt.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Munroe, Randall. What If? 2: Additional Serious Scientific Answers to Absurd Hypothetical Questions. Boston: Houghton Mifflin Harcourt, 2014.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Munroe, Randall. What If? 2: Additional Serious Scientific Answers to Absurd Hypothetical Questions. Houghton Mifflin Harcourt, 2014.