Edwards, N. John Frost and the Chartist movement in Wales. Western Valleys Labour Classes.
Čikaški stil citiranja (17. izdanje)Edwards, Ness. John Frost and the Chartist Movement in Wales. Abertillery: Western Valleys Labour Classes.
MLA način citiranja (8. izdanje)Edwards, Ness. John Frost and the Chartist Movement in Wales. Western Valleys Labour Classes.
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