APA (7th ed.) Citation
Wirt, S. E. (1997). Billy: A personal look at the world's best-loved evangelist. OM Publishing.
Chicago Style (17th ed.) Citation
Wirt, Sherwood Eliot. Billy: A Personal Look at the World's Best-loved Evangelist. Cumbria: OM Publishing, 1997.
MLA (9th ed.) Citation
Wirt, Sherwood Eliot. Billy: A Personal Look at the World's Best-loved Evangelist. OM Publishing, 1997.
Warning: These citations may not always be 100% accurate.