Vontobel-Schriftenreihe. Vontobel-Stiftung.
Chicago Style (17th ed.) CitationVontobel-Schriftenreihe. Zürich: Vontobel-Stiftung.
MLA (8th ed.) CitationVontobel-Schriftenreihe. Vontobel-Stiftung.
Warning: These citations may not always be 100% accurate.