James, J. A., & Ludwig, H. (1838). The Christian professor addressed: In a series of counsels and cautions to the members of Christian churches. New York: D. Appleton and Co..

James, John Angell, and Henry Ludwig. The Christian Professor Addressed: In a Series of Counsels and Cautions to the Members of Christian Churches. New York: D. Appleton and Co., 1838.

James, John Angell, and Henry Ludwig. The Christian Professor Addressed: In a Series of Counsels and Cautions to the Members of Christian Churches. New York: D. Appleton and Co., 1838.