Cita APA (7a ed.)

Howard, R. J. (1959). Liturgical retreat. Sheed and Ward.

Cita Chicago Style (17a ed.)

Howard, Roy J. Liturgical Retreat. New York: Sheed and Ward, 1959.

Cita MLA (8a ed.)

Howard, Roy J. Liturgical Retreat. Sheed and Ward, 1959.