La Guma, A. (1974). The stone country: Alex La Guma. Heinemann Educational.
Lua i Stíl Chicago (17ú heag.)La Guma, Alex. The Stone Country: Alex La Guma. London: Heinemann Educational, 1974.
Lua MLA (8ú heag.)La Guma, Alex. The Stone Country: Alex La Guma. Heinemann Educational, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.