Howard, C. (1976). Mark the sparrow. Souvenir Press.
Lua i Stíl Chicago (17ú heag.)Howard, Clark. Mark the Sparrow. London: Souvenir Press, 1976.
Lua MLA (8ú heag.)Howard, Clark. Mark the Sparrow. Souvenir Press, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.