Cite

[Autograph postcard signed] 1938 October 10, [England to] Mr. Carel Mondriaan, Holland

MLA

Mondrian, Piet, 1872-1944. [Autograph postcard signed] 1938 October 10, [England to] Mr. Carel Mondriaan, Holland. Box 1 | Folder 1. 1938 October 10. https://collections.library.yale.edu/catalog/2066528.

APA, 6th edition

Mondrian, Piet, 1872-1944. (["Box 1 | Folder 1"])(1938 October 10)[[Autograph postcard signed] 1938 October 10, [England to] Mr. Carel Mondriaan, Holland]. https://collections.library.yale.edu/catalog/2066528.