APA (7th ed.) Citation

U2 (Musical group). (2009). U2, a rock crusade: An unauthorized story on U2. Infinity Entertainment.

Chicago Style (17th ed.) Citation

U2 (Musical group). U2, a Rock Crusade: An Unauthorized Story on U2. [S.l.]: Infinity Entertainment, 2009.

MLA (8th ed.) Citation

U2 (Musical group). U2, a Rock Crusade: An Unauthorized Story on U2. Infinity Entertainment, 2009.

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