- The Coin: A Journey to Discover What it Means to Lead
- An Etymological Dictionary of the English Language: To Which Is Appended a Key, Referring the English Derivatives in Part III to Their Appropriate Latin, Greek, or Other Roots (Classic Reprint)
- The Theology of Creation
- Salvation Theology
- Development and standardization of a tool for assessing spirituality in families for family-based interventions