Simms, J. G. (1960). Cromwell's siege of Waterford, 1649.
Lua i Stíl Chicago (17ú heag.)Simms, J. G. Cromwell's Siege of Waterford, 1649. 1960.
Lua MLA (9ú heag.)Simms, J. G. Cromwell's Siege of Waterford, 1649. 1960.
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