Geffcken, J. (1979). Die Oracula Sibyllina. S.n.
Chicago Style (17th ed.) CitationGeffcken, Johannes. Die Oracula Sibyllina. New-York: S.n, 1979.
MLA (9th ed.) CitationGeffcken, Johannes. Die Oracula Sibyllina. S.n, 1979.
Warning: These citations may not always be 100% accurate.