MLA
Embry, J. C. (James Crawford), 1834-1897. Digest of Christian theology : designed for the use of beginners, in the study of theological science. 1890. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/856n02v9cx-cor.
APA, 6th edition
Embry, J. C. (James Crawford), 1834-1897. (1890)[Digest of Christian theology : designed for the use of beginners, in the study of theological science]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/856n02v9cx-cor.
Chicago
Embry, J. C. (James Crawford), 1834-1897, Digest of Christian theology : designed for the use of beginners, in the study of theological science, 1890, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/856n02v9cx-cor.