J. Edwards--FREEDOM OF THE WILL
O. Palmer Robertson--CHRIST OF THE COVENANTS
John Murray--CHRISTIAN BAPTISM
Peter Lillback--THE BINDING OF GOD (on Calvin and covenant theology)
John Calvin--TREATISES AGAINST THE ANABAPTISTS AND AGAINST THE LIBERTINES
J.C. Ryle--THOUGHTS FOR YOUNG MEN
I will be adding a few more today and perhaps some others in a week by authors like Lloyd-Jones, Thomas Watson, Spurgeon, John Frame, Francis Schaeffer and others.