Roberts, N. (2005). Blue smoke. G. P. Putnam's Sons.
Lua i Stíl Chicago (17ú heag.)Roberts, Nora. Blue Smoke. New York, NY: G. P. Putnam's Sons, 2005.
Lua MLA (8ú heag.)Roberts, Nora. Blue Smoke. G. P. Putnam's Sons, 2005.
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