Adwentystów zaliczył do kultówBible Truths for Seventh-Day Adventist (SDA) Friends - Faith Saves.
Był także zdeklarowanym kreacjonistą młodej ziemi i przeciwnikiem teorii ewolucji .
Książki
The Charismatics: A Doctrinal Perspective Hardback (1978) The Charismatics Softback (1978) Gospel According to Jesus (1989) Charismatic Chaos (1993) Our Sufficiency in Christ (1998) Ashamed of the Gospel: When the Church Becomes Like the World (2001) Think Biblically!: Recovering a Christian Worldview (2003) Fool's Gold?: Discerning Truth in an Age of Error (2005) Twelve Extraordinary Women: How God Shaped Women of the Bible, and What He Wants to Do with You (2008) The Jesus You Can't Ignore: What You Must Learn from the Bold Confrontations of Christ (2009) One Perfect Life: The Complete Story of the Lord Jesus (2012) Strange Fire: The Danger of Offending the Holy Spirit with Counterfeit Worship (2013) One Perfect Life: The Complete Story of the Lord Jesus (2012)
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