John Carroll

The World of Tractors : An illustrated history of the ultimate farm machine

By John Carroll

The World's Greatest Tractors

By John Carroll

The Wreck of Western Culture: Humanism Revisited

By John Carroll

Project Management in Easy Steps

By John Carroll

Microsoft Project in Easy Steps

By John Carroll, Paul Whelan

Project 2010 in easy steps

By John Carroll

The World Encyclopedia of Tractors and Farm Machinery

By John Carroll

Humanism: The Wreck of Western Culture

By John Carroll