Diederich, T. (1996). Sphragistische Umschau: Von Toni Diederich. Herold-Jahrbuch.
Chicago Style (17th ed.) CitationDiederich, Toni. "Sphragistische Umschau: Von Toni Diederich." Herold-Jahrbuch 1996.
MLA (8th ed.) CitationDiederich, Toni. "Sphragistische Umschau: Von Toni Diederich." Herold-Jahrbuch, 1996.
Warning: These citations may not always be 100% accurate.