Below is a list of resources my Greek Exegesis Prof made available for us. The exegesis paper I wrote on Luke can be found here.
Bovon, Francois. Luke 1 (Luke 1:1-9:50). Hermeneia. Minneapolis: Fortress, 2002.
Culpepper, R. A. The Gospel of Luke. In The New Interpreter’s Bible, vol. 9. Nashville: Abingdon, 1995.
Fitzmyer, J. A. The Gospel According to Luke. 2 vols. Anchor Bible. Garden City: Doubleday, 1981 and 1985.
Green, J. B. The Gospel of Luke. New International Commentary on the New Testament. Grand Rapids: Eerdmans, 1997.
Johnson, L. T. The Gospel of Luke. Sacra Pagina. Collegeville, MN: Liturgical, 1991.
Marshall, I. H. The Gospel of Luke: A Commentary on the Greek Text. New International Greek Testament Commentary. Grand Rapids: Eerdmans, 1978.
Talbert, C. H. Reading Luke: A Literary and Theological Commentary on the Third Gospel. New York: Crossroad, 1988.
Caird, G. B. Saint Luke. Philadelphia: Westminster, 1963.
Schweizer, E. The Good News according to Luke. Atlanta: John Knox, 1984.
Tannehill, R. C. Luke. Abingdon New Testament Commentary. Nashville: Abingdon, 1996.
For general background, you may want to begin with one of the following:
Carroll, John. “Gospel of Luke.” In The New Interpreter’s Dictionary of the Bible. Nashville: Abingdon, 2008. 3:720-34.
Green, Joel. The Theology of the Gospel of Luke. New Testament Theology. Cambridge: Cambridge University Press, 1995.