APA (7th ed.) Citation

Murphy, B. (2015). 81 days below zero: The incredible survival story of a World War II pilot in Alaska's frozen wilderness. Da Capo Press.

Chicago Style (17th ed.) Citation

Murphy, Brian. 81 Days Below Zero: The Incredible Survival Story of a World War II Pilot in Alaska's Frozen Wilderness. Boston, MA: Da Capo Press, 2015.

MLA (8th ed.) Citation

Murphy, Brian. 81 Days Below Zero: The Incredible Survival Story of a World War II Pilot in Alaska's Frozen Wilderness. Da Capo Press, 2015.

Warning: These citations may not always be 100% accurate.