Παραπομπή σε μορφή APA (7η εκδ.)

Brennan, R. E. (1948). The apostolate of the liturgy: A commentary on Mediator Dei. Dept. of Education, National Catholic Welfare Conference.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Brennan, Robert Edward. The Apostolate of the Liturgy: A Commentary on Mediator Dei. Washington: Dept. of Education, National Catholic Welfare Conference, 1948.

Παραπομπή σε μορφή MLA (8th εκδ.)

Brennan, Robert Edward. The Apostolate of the Liturgy: A Commentary on Mediator Dei. Dept. of Education, National Catholic Welfare Conference, 1948.