Bill, G., & Snow, A. (2001). Dirty dog. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Bill, Gillham, agus Alan Snow. Dirty Dog. Cambridge: Cambridge University Press, 2001.
Lua MLA (8ú heag.)Bill, Gillham, agus Alan Snow. Dirty Dog. Cambridge University Press, 2001.
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