Volume 1: Presentation volume titled: Gertrude Stein and Alice B. Toklas at Bilignin, 1934
MLA
Stein, Gertrude, 1874-1946. Volume 1: Presentation volume titled: Gertrude Stein and Alice B. Toklas at Bilignin, 1934. Box 157, folder 3971-4015. 1934 Jun 12 & 13. https://collections.library.yale.edu/catalog/9998321.
APA, 6th edition
Stein, Gertrude, 1874-1946. (["Box 157, folder 3971-4015"])(1934 Jun 12 & 13)[Volume 1: Presentation volume titled: Gertrude Stein and Alice B. Toklas at Bilignin, 1934]. https://collections.library.yale.edu/catalog/9998321.