Silliman, Benjamin, Medical Department of Yale College, to Peter Parker
MLA
Parker, Peter, 1804-1888. Silliman, Benjamin, Medical Department of Yale College, to Peter Parker. 1881 June 28. https://collections.library.yale.edu/catalog/16808672.
APA, 6th edition
Parker, Peter, 1804-1888. (1881 June 28)[Silliman, Benjamin, Medical Department of Yale College, to Peter Parker]. https://collections.library.yale.edu/catalog/16808672.