For further reading, please check out the following resource. Further resources are available in the Routledge volume, What is Christianity? An Introduction.

 

Watson, Francis. (2016) The Fourfold Gospel: A Theological Reading of the New Testament Portraits of Jesus. Grand Rapids, MI: Baker Academic.

Bird, Michael F. (2008) Introducing Paul: The Man, His Mission and His Message. Downers Grove: InterVarsity Press.