MLA
Turner, William Pattillo, 1864-1912. Letter from William Patillo Turner to Warren Akin Candler regarding Japanese objects. 1894. Oxford College Collection of Asian Artifacts. Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/470zpc86dv-cor.
APA, 6th edition
Turner, William Pattillo, 1864-1912. (1894)[Letter from William Patillo Turner to Warren Akin Candler regarding Japanese objects]. Oxford College Collection of Asian Artifacts, Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/470zpc86dv-cor.
Chicago
Turner, William Pattillo, 1864-1912, Letter from William Patillo Turner to Warren Akin Candler regarding Japanese objects, 1894, Oxford College Collection of Asian Artifacts, Oxford College Library (Oxford, Ga.). https://digital.library.emory.edu/purl/470zpc86dv-cor.