Hughes, D., & Hughes, M. (2006). Ashes & stars. Wayne State University Press.
Lua i Stíl Chicago (17ú heag.)Hughes, Daniel, agus Mary Hughes. Ashes & Stars. Detroit, Mich.: Wayne State University Press, 2006.
Lua MLA (9ú heag.)Hughes, Daniel, agus Mary Hughes. Ashes & Stars. Wayne State University Press, 2006.
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