Frost, D., & North, P. (2013). Militant Liverpool: A city on the edge. Liverpool University Press.
Lua i Stíl Chicago (17ú heag.)Frost, Diane, agus Peter North. Militant Liverpool: A City on the Edge. Liverpool, England: Liverpool University Press, 2013.
Lua MLA (9ú heag.)Frost, Diane, agus Peter North. Militant Liverpool: A City on the Edge. Liverpool University Press, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.