MLA
Wesley, Sarah, 1759-1828. Letter from Sarah Wesley to Charles Wesley junior, Rochester - September 19, 1794. September 19, 1794. Wesleyana Collection. Pitts Theology Library. https://digital.library.emory.edu/purl/856n02v7fj-cor.
APA, 6th edition
Wesley, Sarah, 1759-1828. (September 19, 1794)[Letter from Sarah Wesley to Charles Wesley junior, Rochester - September 19, 1794]. Wesleyana Collection, Pitts Theology Library. https://digital.library.emory.edu/purl/856n02v7fj-cor.
Chicago
Wesley, Sarah, 1759-1828, Letter from Sarah Wesley to Charles Wesley junior, Rochester - September 19, 1794, September 19, 1794, Wesleyana Collection, Pitts Theology Library. https://digital.library.emory.edu/purl/856n02v7fj-cor.