Cite

[Letter: Gertrude Einstein (and Victor Civita) to Saul Steinberg]

MLA

Einstein, Gertrude. [Letter: Gertrude Einstein (and Victor Civita) to Saul Steinberg]. 1943. https://collections.library.yale.edu/catalog/2068015.

APA, 6th edition

Einstein, G. (1943). [Letter: Gertrude Einstein (and Victor Civita) to Saul Steinberg] [Correspondence, Notes]. https://collections.library.yale.edu/catalog/2068015.