*Halley, Henry H. ''Halley's Bible Handbook'', Zondervan, Grand Rapids, MI (1965).
*Halley, Henry H. ''Halley's Bible Handbook'', Zondervan, Grand Rapids, MI (1965).
*Wilson, Robert D. ''A Scientific Investigation of the Old Testament'', Sunday School Times, Inc, Philadelphia, PA (1926).
*Wilson, Robert D. ''A Scientific Investigation of the Old Testament'', Sunday School Times, Inc, Philadelphia, PA (1926).
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*Blass, Frederich, and others. ''A Greek Grammar of the New Testament and other early Christian literature,''
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*Blass, Frederich, and others. ''A Greek Grammar of the New Testament and other early Christian literature,'' translated by Robert W. Funk; University of Chicago Press, Chicago, IL (1961)
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*Moulton, James H., and others. ''A Grammar of New Testament Greek,''
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*Moulton, James H., and others. ''A Grammar of New Testament Greek'' (two volumes), T&T Clark Publishers, Harrisburg, PA (1985)