Oliver Cromwell, Civil rights, Constitutional law, Democratic rule, Due process of law, English History, John Lilburne, Levellers, Oliver Cromwell, An Agreement of the Free People of England
Copyright © 1982, The University of Iowa.
Parkin-Speer, Diane. "John Liburne: Revolutionary Constitutional Theorist." Books at Iowa, no.37, 1982, pp. 54-67.