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.