- Ligonier Early modern works on covenant in the Post-Reformation Digital Library Nave's Topical Bible on covenant A treatise of the covenant of grace by John Ball The Economy of the Covenants Between God and Man by Hermann Witsius Commentary on Romans 5:12-21 by Charles Hodge - a central passage for federal theology "The Covenant of Works" and "The Covenant of Grace" from Systematic Theology by Charles Hodge "The Adamic Administration" by John Murray "What is a Covenant" from Kingdom Prologue by Meredith G. Kline "Two Adams, Two Covenants of Works" from Kingdom Prologue by Meredith G. Kline "Covenant Theology Illustrated: Romans 5 on the Federal Headship of Christ" by S. M. Baugh, Modern Reformation (2000) Introduction to Covenant Theology by J. I. Packer Series on Covenant Theology by J. Ligon Duncan Theses, quotations from Reformed covenant theologians, and histories of covenant theology collected by R. Scott Clark, associate professor of Historical and Systematic Theology at Westminster Seminary California Essays on covenant theology by historic and contemporary scholars Covenant theology articles and essays Law and Covenant in Israel and the Ancient Near East by George E. Mendenhall, 1954 Calvinist theology Christian theological movements Christian terminology Arminianism