Cita APA (7a ed.)

O''Brien, J. (1992). Theology and the option for the poor. The Liturgical Press.

Cita Chicago Style (17a ed.)

O''Brien, John. Theology and the Option for the Poor. Collegeville, Minnesota: The Liturgical Press, 1992.

Cita MLA (9a ed.)

O''Brien, John. Theology and the Option for the Poor. The Liturgical Press, 1992.