- eBookThe CrossDouglas Vickers
- eBookThe Immediacy of GodDouglas Vickers
- eBookThe Divine PurchaseDouglas Vickers
- eBookBelief and EvangelismDouglas Vickers
- eBookDiscovering the Christian MindDouglas Vickers
- eBookThe Christian’s Highest GoodDouglas Vickers
- eBookWhen God Converts a SinnerDouglas Vickers
- eBookBeing and BeliefDouglas Vickers