Cite

Picabia, Francis; Picabia, Gabrièle

MLA

Stieglitz, Alfred, 1864-1946. Picabia, Francis; Picabia, Gabrièle. Box 39, folder 931. 1912-31, n.d.. https://collections.library.yale.edu/catalog/15238596.

APA, 6th edition

Stieglitz, Alfred, 1864-1946. (["Box 39, folder 931"])(1912-31, n.d.)[Picabia, Francis; Picabia, Gabrièle]. https://collections.library.yale.edu/catalog/15238596.