Não informado. (1975). Theoretical Computer Science. Elsevier Science Publishers.
Lua i Stíl Chicago (17ú heag.)Não informado. Theoretical Computer Science. Amsterdam: Elsevier Science Publishers, 1975.
Lua MLA (8ú heag.)Não informado. Theoretical Computer Science. Elsevier Science Publishers, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.