ABRAMS M H. (2002). NATURAL SUPERNATURALISM. W W NORTON & COMPANY.
Cita Chicago (17th ed.)ABRAMS M H. NATURAL SUPERNATURALISM. NEW YORK: W W NORTON & COMPANY, 2002.
Cita MLA (9th ed.)ABRAMS M H. NATURAL SUPERNATURALISM. W W NORTON & COMPANY, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.