KEENE , C. (1990). THE CLUE OF VELVET MASK.
Lua i Stíl Chicago (17ú heag.)KEENE , CARDYN. THE CLUE OF VELVET MASK. 1990.
Lua MLA (9ú heag.)KEENE , CARDYN. THE CLUE OF VELVET MASK. 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.