MLA
Moorer (Philadelphia, Pa.). A man and woman sitting on the porch of a house with address number of 173 at night. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/218dfn2z8x-cor.
APA, 6th edition
Moorer (Philadelphia, Pa.). (unknown)[A man and woman sitting on the porch of a house with address number of 173 at night]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/218dfn2z8x-cor.
Chicago
Moorer (Philadelphia, Pa.), A man and woman sitting on the porch of a house with address number of 173 at night, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/218dfn2z8x-cor.