APA (7th ed.) Citation

Betenson, L. P., & Flack, D. D. (1975). Butch Cassidy, my brother. Brigham Young University Press.

Chicago Style (17th ed.) Citation

Betenson, Lula Parker, and Dora D. Flack. Butch Cassidy, My Brother. Provo, Utah: Brigham Young University Press, 1975.

MLA (9th ed.) Citation

Betenson, Lula Parker, and Dora D. Flack. Butch Cassidy, My Brother. Brigham Young University Press, 1975.