Niggli, U. (2019). Archivmaterialien zu Ursula Niggli, 1952-.
Chicago Style (17th ed.) CitationNiggli, Ursula. Archivmaterialien Zu Ursula Niggli, 1952-. 2019.
MLA (8th ed.) CitationNiggli, Ursula. Archivmaterialien Zu Ursula Niggli, 1952-. 2019.
Warning: These citations may not always be 100% accurate.