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Aland, K., ed. Synopsis of the Four Gospels (English Edition) New York: United Bible Societies, 1982.
Black, D. A. Rethinking the Synoptic Problem. Grand Rapids: Baker, 2001.
McKnight, S. Interpreting the Synoptic Gospels, Guides to New Testament Exegesis, 2. Grand Rapids: Baker, 1998.
Stein, R. H. Studying the Synoptic Gospels: Origin and Interpretation. 2nd ed. Grand Rapids: Baker, 2001.
Stein, R. H. The Synoptic Problem: An Introduction. Grand Rapids: Baker, 1987.
Thomas, R. L. (ed). Three views on the origin of the synoptic gospels. Grand Rapids: Kregal, 2002.