APA (7th ed.) Citation

Boff, L., & Boff, C. (1984). Salvation and liberation. Orbis Books.

Chicago Style (17th ed.) Citation

Boff, Leonardo, and Clodovis Boff. Salvation and Liberation. Maryknoll, N.Y.: Orbis Books, 1984.

MLA (9th ed.) Citation

Boff, Leonardo, and Clodovis Boff. Salvation and Liberation. Orbis Books, 1984.