MLA
Wesley, Charles, 1707-1788. Letter from Charles Wesley to John Langshaw, London - December 2, 1780. 1993. Wesleyana Collection. Pitts Theology Library. https://digital.library.emory.edu/purl/269m37pw60-cor.
APA, 6th edition
Wesley, Charles, 1707-1788. (1993)[Letter from Charles Wesley to John Langshaw, London - December 2, 1780]. Wesleyana Collection, Pitts Theology Library. https://digital.library.emory.edu/purl/269m37pw60-cor.
Chicago
Wesley, Charles, 1707-1788, Letter from Charles Wesley to John Langshaw, London - December 2, 1780, 1993, Wesleyana Collection, Pitts Theology Library. https://digital.library.emory.edu/purl/269m37pw60-cor.