MLA
Eddy's Studio (Southern Pines, N.C.). Cotton field, Southern Pines, North Carolina [hand colored] [Related postcard: Cotton Picking Time, in Postcards-Agriculture: Cotton Picking]. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gtht86-cor.
APA, 6th edition
Eddy's Studio (Southern Pines, N.C.). (unknown)[Cotton field, Southern Pines, North Carolina [hand colored] [Related postcard: Cotton Picking Time, in Postcards-Agriculture: Cotton Picking]]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gtht86-cor.
Chicago
Eddy's Studio (Southern Pines, N.C.), Cotton field, Southern Pines, North Carolina [hand colored] [Related postcard: Cotton Picking Time, in Postcards-Agriculture: Cotton Picking], unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gtht86-cor.