The Bible Knowledge Commentary, New Testament, John F. Walvoord and Roy B. Zuck, Victor Books, 1984
The Bible Knowledge Commentary, Old Testament, John F. Walvoord and Roy B. Zuck, Victor Books, 1985
Unger’s New Bible Dictionary, Merrill F. Unger, Moody Press, 2006
Logos Library System, several upgradeable levels are available. Find out more at www.logos.com
An Exhaustive Analytical Concordance (Strong’s or NAS)
Eerdmans Handbook to the History of Christianity, Dr. Tim Dowley, William B. Eerdmans Publishing Company, 1977
Evangelical Dictionary of Theology, Walter A. Elwell, Baker Book House, 1984
Evangelical Ethics, John Jefferson Davis, Presbyterian and Reformed Publishing Company, 2003 or Christian Ethics: Contemporary Issues and Options, Norman L. Geisler, Jan 1, 2010
Kingdom of the Cults, Walter Martin and Ravi Zacharias, Bethany House Publishers; Rev Updated edition (October 1, 2003) or latest update
Lectures in Systematic Theology, Henry Clarence Thiessen, William B. Eerdmans Publishing Company, 1983, or Eerdmans Revised edition November 9, 2006
Nave’s Topical Bible, Orville J. Nave, Thomas Nelson Publishers, 2002
Pronouncing Bible Names, W. Murray Severance, Holman Bible Publishers, 1983
Things to Come, J. Dwight Pentecost, Zondervan Publishing House, 1982
Dispensationalism, Charles C. Ryrie, 2007
Vine’s Complete Expository Dictionary of Old and New Testament Words, W. E. Vine and F.F. Bruce, Fleming H. Revell Company, 1996