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Lua i Stíl Chicago (17ú heag.)Greenbaum, Edward I. Radiographic Atlas of Colon Disease. Year Book Medical, 1980.
Lua MLA (9ú heag.)Greenbaum, Edward I. Radiographic Atlas of Colon Disease. Year Book Medical, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.