Hakim & Kok, W. (1983). Crowstone: The Chronicles of Qamar / by Hakim. Spartacus.
Lua i Stíl Chicago (17ú heag.)Hakim agus Willem Kok. Crowstone: The Chronicles of Qamar / by Hakim. Amsterdam: Spartacus, 1983.
Lua MLA (8ú heag.)Hakim agus Willem Kok. Crowstone: The Chronicles of Qamar / by Hakim. Spartacus, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.