MLA

Baumgartner, Leona, 1902-1991. Leona Baumgartner. https://collections.library.yale.edu/catalog/16787365.

APA, 6th edition

Baumgartner, Leona, 1902-1991. [Leona Baumgartner]. https://collections.library.yale.edu/catalog/16787365.