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Lua i Stíl Chicago (17ú heag.)Walker, A. Earl. A History of Neurological Surgery. Baltimore: Williams & Wilkins, 1967.
Lua MLA (9ú heag.)Walker, A. Earl. A History of Neurological Surgery. Williams & Wilkins, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.