MLA
Crowther, Samuel, 1806?-1891. Bishop Crowther's Experiences in West Africa. 1892. Samuel Ajayi Crowther and Western African Christianity in the Nineteenth Century. Pitts Theology Library. https://digital.library.emory.edu/purl/255z612m4s-cor.
APA, 6th edition
Crowther, Samuel, 1806?-1891. (1892)[Bishop Crowther's Experiences in West Africa]. Samuel Ajayi Crowther and Western African Christianity in the Nineteenth Century, Pitts Theology Library. https://digital.library.emory.edu/purl/255z612m4s-cor.
Chicago
Crowther, Samuel, 1806?-1891, Bishop Crowther's Experiences in West Africa, 1892, Samuel Ajayi Crowther and Western African Christianity in the Nineteenth Century, Pitts Theology Library. https://digital.library.emory.edu/purl/255z612m4s-cor.