Cite

Fifield, Arthur C.

MLA

Stein, Gertrude, 1874-1946. Fifield, Arthur C.. Box 106, folder 2106. 1912 Apr 19. https://collections.library.yale.edu/catalog/2042308.

APA, 6th edition

Stein, Gertrude, 1874-1946. (["Box 106, folder 2106"])(1912 Apr 19)[Fifield, Arthur C.]. https://collections.library.yale.edu/catalog/2042308.