- Learning For Action: A Short Definitive Account of Soft Systems Methodology, and its use Practitioners, Teachers and Students
- The Discoveries: Of John Poulter, Alias Baxter
- Surveying Roman Military Landscapes across Northern Britain: The planning of Roman Dere Street, Hadrian's Wall and the Vallum, and the Antonine Wall in Scotland
- The Discoveries of John Poulter, Alias Baxter; Who Was Apprehended for Robbing Dr. Hancock of Salisbury, on Clarken Down, Near Bath; And Thereupon Discovered a Most Numerous Gang of Villains, Many of
- Further discoveries about the surveying and planning of Roman roads in northern Britain: A sequel to BAR 492