MLA
Crowther, Samuel, 1806?-1891, author. Isoama-Ibo primer. 1859. Samuel Ajayi Crowther and Western African Christianity in the Nineteenth Century. Pitts Theology Library. https://digital.library.emory.edu/purl/467jq2bwvj-cor.
APA, 6th edition
Crowther, Samuel, 1806?-1891, author. (1859)[Isoama-Ibo primer]. Samuel Ajayi Crowther and Western African Christianity in the Nineteenth Century, Pitts Theology Library. https://digital.library.emory.edu/purl/467jq2bwvj-cor.
Chicago
Crowther, Samuel, 1806?-1891, author, Isoama-Ibo primer, 1859, Samuel Ajayi Crowther and Western African Christianity in the Nineteenth Century, Pitts Theology Library. https://digital.library.emory.edu/purl/467jq2bwvj-cor.