MLA
Thousands of Interested Spectators Watching Eighty Colored Believers in the Old-Fashioned Gospel, Wade into the Waters of the Potomac River to Take Part in the Time-Honored Ceremony Which Attends the Wholesale Baptism. 1931. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 33. https://digital.library.emory.edu/purl/38279cnp9v-cor.
APA, 6th edition
Thousands of interested spectators watching eighty colored believers in the old-fashioned gospel, wade into the waters of the Potomac River to take part in the time-honored ceremony which attends the wholesale baptism (Box 33). (1931). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/38279cnp9v-cor.
Chicago
“Thousands of Interested Spectators Watching Eighty Colored Believers in the Old-Fashioned Gospel, Wade into the Waters of the Potomac River to Take Part in the Time-Honored Ceremony Which Attends the Wholesale Baptism.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, 1931. Box 33. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/38279cnp9v-cor.