APA-viite (7. p.)

Coulton, G. G., Salimbene, d. P., & Peters, E. (1972). From St. Francis to Dante (2d ed., rev. and enl.). University of Pennsylvania Press.

Chicago-viite (17. p.)

Coulton, G. G., da Parma Salimbene, ja Edward Peters. From St. Francis to Dante. 2d ed., rev. and enl. Philadelphia: University of Pennsylvania Press, 1972.

MLA-viite (8. p.)

Coulton, G. G., et al. From St. Francis to Dante. 2d ed., rev. and enl. University of Pennsylvania Press, 1972.