Kelly, J. (1960). Early Christian Doctrines (2nd ed.). Harper & Row.
Cita Chicago (17th ed.)Kelly, J.N.D. Early Christian Doctrines. 2nd ed. New York: Harper & Row, 1960.
Cita MLA (9th ed.)Kelly, J.N.D. Early Christian Doctrines. 2nd ed. Harper & Row, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.