ABRAMS M H. (2002). NATURAL SUPERNATURALISM. W W NORTON & COMPANY.
Lua i Stíl Chicago (17ú heag.)ABRAMS M H. NATURAL SUPERNATURALISM. NEW YORK: W W NORTON & COMPANY, 2002.
Lua MLA (9ú heag.)ABRAMS M H. NATURAL SUPERNATURALISM. W W NORTON & COMPANY, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.