Armstrong, I., & Mrs Isobel Armstrong. (1993). Victorian Poetry: Poetry, Poets and Politics. Routledge.
Citazione stile Chigago Style (17a edizione)Armstrong, Isobel, e Mrs Isobel Armstrong. Victorian Poetry: Poetry, Poets and Politics. London: Routledge, 1993.
Citatione MLA (9a ed.)Armstrong, Isobel, e Mrs Isobel Armstrong. Victorian Poetry: Poetry, Poets and Politics. Routledge, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.