Παραπομπή σε μορφή APA (7η εκδ.)

Lenz, P. A. (1955). A Pilgrimage to Loretto, A Booklet of Prayers and Description of the Shrines of Loretto, Pennsylvania. Altoona, Pa..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lenz, Paul A. A Pilgrimage to Loretto, A Booklet of Prayers and Description of the Shrines of Loretto, Pennsylvania. Altoona, Pa., 1955.

Παραπομπή σε μορφή MLA (8th εκδ.)

Lenz, Paul A. A Pilgrimage to Loretto, A Booklet of Prayers and Description of the Shrines of Loretto, Pennsylvania. Altoona, Pa., 1955.