APA (7th ed.) Citation

Ungern-Sternberg, B. v., & Sternberg, B. v. U. .

Chicago Style (17th ed.) Citation

Ungern-Sternberg, Barbara von, and Barbara von U.- Sternberg. .

MLA (9th ed.) Citation

Ungern-Sternberg, Barbara von, and Barbara von U.- Sternberg. .

Warning: These citations may not always be 100% accurate.