MLA
H. S. Crocker & Co., Inc. (San Francisco, Calif.). Greeting from Las Vegas, Nevada : the hotel Riviera casino [hand colored]. July 30, 1961. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/255z612jqg-cor.
APA, 6th edition
H. S. Crocker & Co., Inc. (San Francisco, Calif.). (July 30, 1961)[Greeting from Las Vegas, Nevada : the hotel Riviera casino [hand colored]]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/255z612jqg-cor.
Chicago
H. S. Crocker & Co., Inc. (San Francisco, Calif.), Greeting from Las Vegas, Nevada : the hotel Riviera casino [hand colored], July 30, 1961, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/255z612jqg-cor.