MLA
IYL (I Love You) ASL Handsign Pin. 1980. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 2. https://digital.library.emory.edu/purl/494vhhmh5q-cor.
APA, 6th edition
IYL (I Love You) ASL handsign pin (Box 2). (1980). [Lapel pins]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/494vhhmh5q-cor.
Chicago
“IYL (I Love You) ASL Handsign Pin.” Lapel pins. Lesbian, Gay, Bisexual, Transgender, Queer Collection, 1969-2019, 1980. Box 2. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/494vhhmh5q-cor.