APA (7th ed.) Citation

Selmer, C. (1937). An unrecorded Old German Augustinian Rule: Edited. S.n.

Chicago Style (17th ed.) Citation

Selmer, C. An Unrecorded Old German Augustinian Rule: Edited. New-York: S.n, 1937.

MLA (9th ed.) Citation

Selmer, C. An Unrecorded Old German Augustinian Rule: Edited. S.n, 1937.