STINE. R.L. (2007). THE NIGHTMARE ROOM VISITORS. HARPER COLLINS.
Lua i Stíl Chicago (17ú heag.)STINE. R.L. THE NIGHTMARE ROOM VISITORS. USA: HARPER COLLINS, 2007.
Lua MLA (9ú heag.)STINE. R.L. THE NIGHTMARE ROOM VISITORS. HARPER COLLINS, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.