Não informado. (1972). Utilitas mathematica. University of Manitoba, Department of Computer Science.
Lua i Stíl Chicago (17ú heag.)Não informado. Utilitas Mathematica. Winnipeg, Canada: University of Manitoba, Department of Computer Science, 1972.
Lua MLA (8ú heag.)Não informado. Utilitas Mathematica. University of Manitoba, Department of Computer Science, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.