STINE. R.L. (2007). THE NIGHTMARE ROOM VISITORS. HARPER COLLINS.
Cita Chicago (17th ed.)STINE. R.L. THE NIGHTMARE ROOM VISITORS. USA: HARPER COLLINS, 2007.
Cita MLA (9th ed.)STINE. R.L. THE NIGHTMARE ROOM VISITORS. HARPER COLLINS, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.