MLA
Wesley, Charles, D.D., 1793-1859. Letter from Charles Wesley D.D. to Sarah Wesley, Pimlico - April 3, 1819. April 3, 1819. Wesleyana Collection. Pitts Theology Library. https://digital.library.emory.edu/purl/7784j0zpwx-cor.
APA, 6th edition
Wesley, Charles, D.D., 1793-1859. (April 3, 1819)[Letter from Charles Wesley D.D. to Sarah Wesley, Pimlico - April 3, 1819]. Wesleyana Collection, Pitts Theology Library. https://digital.library.emory.edu/purl/7784j0zpwx-cor.
Chicago
Wesley, Charles, D.D., 1793-1859, Letter from Charles Wesley D.D. to Sarah Wesley, Pimlico - April 3, 1819, April 3, 1819, Wesleyana Collection, Pitts Theology Library. https://digital.library.emory.edu/purl/7784j0zpwx-cor.