SHELDON SIDNEY. (2004). ARE YOU AFRAID OF THE DARK? HARPER COLLINS PUBLISHERS.
Cita Chicago (17th ed.)SHELDON SIDNEY. ARE YOU AFRAID OF THE DARK? LONDON: HARPER COLLINS PUBLISHERS, 2004.
Cita MLA (9th ed.)SHELDON SIDNEY. ARE YOU AFRAID OF THE DARK? HARPER COLLINS PUBLISHERS, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.