Thackery, E. (2002). The Gale encyclopedia of cancer: A guide to cancer and its treatment. Gale Group.
Lua i Stíl Chicago (17ú heag.)Thackery, Ellen. The Gale Encyclopedia of Cancer: A Guide to Cancer and Its Treatment. Detroit: Gale Group, 2002.
Lua MLA (8ú heag.)Thackery, Ellen. The Gale Encyclopedia of Cancer: A Guide to Cancer and Its Treatment. Gale Group, 2002.
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