Oliver Cromwell, Thomas Carlyle (1859). “Oliver Cromwell's Letters and Speeches: Including the Supplement to the Past Edition : with Elucidations”, p.244
Oliver Cromwell (1810). “Cromwelliana: A Chronological Detail of Events in which Oliver Cromwell was Engaged, from the Year 1642 to His Death 1658, with a Continuation of Other Transactions To the Restoration”, p.68