Lean and Agile Product Management, (author), forthcoming 2017.

Eazy Lean Startup, (author), Leicester: Negotium Publications 2015, 75 pp.

The Mint of Amorium and the Coin Finds, (co-authored with C. Lightfoot and A. Ozme), Berlin: Akademie Verlag, 2012, 256 pp.

The Roman Monetary System, (author), Cambridge: Cambridge University Press, 2011, 315 pp.

Slave Systems: Ancient and Modern (co-edited with E. Dal Lago), Cambridge: Cambridge University Press 2008, 400 pages.

From Captivity to Freedom: Themes in Ancient and Modern Slavery, (co-edited with E. Dal Lago), School Monograph Series, Leicester: Leicester University, provisional date of publication 2008, 150 pages.

Patterns in the Economy of Roman Asia Minor, (co-edited with S. Mitchell), Swansea: The Classical Press of Wales 2005, 360 pages.

Eazy Lean Startup