Cite

Roberts, Helen H.

MLA

Roberts, Helen H. (Helen Heffron), 1888-1985. Roberts, Helen H.. 16, folder 43. Undated. https://collections.library.yale.edu/catalog/10618402.

APA, 6th edition

Roberts, Helen H. (Helen Heffron), 1888-1985. (["16, folder 43"])(Undated)[Roberts, Helen H.]. https://collections.library.yale.edu/catalog/10618402.