Lua APA (7ú heag.)

CHRISTIE, A. (1994). THE SECRET OF THE CHIMNEYS. HARPER COLLINS PUBLISHERS.

Lua i Stíl Chicago (17ú heag.)

CHRISTIE, AGATHA. THE SECRET OF THE CHIMNEYS. LONDON: HARPER COLLINS PUBLISHERS, 1994.

Lua MLA (9ú heag.)

CHRISTIE, AGATHA. THE SECRET OF THE CHIMNEYS. HARPER COLLINS PUBLISHERS, 1994.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.