Ley, W. (1978). KUTUB. Tira Pustaka.
Lua i Stíl Chicago (17ú heag.)Ley, Willy. KUTUB. Tira Pustaka, 1978.
Lua MLA (8ú heag.)Ley, Willy. KUTUB. Tira Pustaka, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)