The silver coinage of the Phokians / by Roderick T. Williams.

mengikut Williams, Roderick Trevor.
Diterbitkan 1972

The silver coinage of Velia / by Roderick T. Williams.

mengikut Williams, Roderick Trevor.
Diterbitkan 1992

The confederate coinage of the Arcadians in the fifth century B.C., by Roderick T. Williams.

mengikut Williams, Roderick Trevor.
Diterbitkan 1965

Greek oared ships, 900-322 B.C., by J.S. Morrison and R.T. Williams.

mengikut Morrison, J. S. 1913-, Williams, Roderick T.,
Diterbitkan 1968