MLA

Gibbons, Sandra, 1982-, artist. A SUBSTANCE IN A CUSHION. Box 1 | Folder 5. 2015. https://collections.library.yale.edu/catalog/16068719.

APA, 6th edition

Gibbons, Sandra, 1982-, artist. (["Box 1 | Folder 5"])(2015)[A SUBSTANCE IN A CUSHION]. https://collections.library.yale.edu/catalog/16068719.