Roll. (2012). Finding ultra: Rejecting middle age, becoming one of the world's fittest men, and discovering myself (First paperback edition.). Three Rivers Press.
Chicago Style (17th ed.) CitationRoll. Finding Ultra: Rejecting Middle Age, Becoming One of the World's Fittest Men, and Discovering Myself. First paperback edition. New York: Three Rivers Press, 2012.
MLA (8th ed.) CitationRoll. Finding Ultra: Rejecting Middle Age, Becoming One of the World's Fittest Men, and Discovering Myself. First paperback edition. Three Rivers Press, 2012.
Warning: These citations may not always be 100% accurate.