Cite

Burghauser, Hugo (to Maria Jeritza)

MLA

Koch, Frederick R. (Frederick Robinson). Burghauser, Hugo (to Maria Jeritza). Box 57, folder 1259. 1976. https://collections.library.yale.edu/catalog/16601863.

APA, 6th edition

Koch, Frederick R. (Frederick Robinson). (["Box 57, folder 1259"])(1976)[Burghauser, Hugo (to Maria Jeritza)]. https://collections.library.yale.edu/catalog/16601863.