Beutel, D. Heraldik Information: Dieter Beutel. Dieter Beutel.
Chicago Style (17th ed.) CitationBeutel, Dieter. Heraldik Information: Dieter Beutel. St. Augustin: Dieter Beutel.
MLA (8th ed.) CitationBeutel, Dieter. Heraldik Information: Dieter Beutel. Dieter Beutel.
Warning: These citations may not always be 100% accurate.