- Key Events in Church History, Part IV
- Serving the Renewal or the Ecumenical Movement?: An Analysis of the Theology and Practice of "Lutheran Charismatic Renewal Services"
- A Basic Doctrinal Difference Among Lutherans
- Unionism: Cause and Effect of the Charismatic Renewal Within the Lutheran Church Missouri Synod
- The Ecumenical Movement with Special Emphasis on the Lutheran-Catholic Dialogue on Justification