APA (7e ed.) Bronvermelding

Von Aue, H., Zeydel, E. H., & Morgan, B. Q. (1955). Gregorius: A Medieval Oedipus Legend. The University of North Carolina Press.

Chicago (17e ed.) Bronvermelding

Von Aue, Hartmann, Edwin H. Zeydel, en Bayard Quincy Morgan. Gregorius: A Medieval Oedipus Legend. Chapel Hill: The University of North Carolina Press, 1955.

MLA (9e ed.) Bronvermelding

Von Aue, Hartmann, et al. Gregorius: A Medieval Oedipus Legend. The University of North Carolina Press, 1955.