Matthews, G. M. A volcano's voice in Shelley: G. M. Matthews. Shelley : a collection of critical essays.(1965).
Citazione stile Chigago Style (17a edizione)Matthews, G. M. "A Volcano's Voice in Shelley: G. M. Matthews." Shelley : A Collection of Critical Essays.(1965) .
Citatione MLA (8a ed.)Matthews, G. M. "A Volcano's Voice in Shelley: G. M. Matthews." Shelley : A Collection of Critical Essays.(1965), .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.