Não informado. (1971). IARC Scientific Publications. International Agency for Research on Cancer.
Lua i Stíl Chicago (17ú heag.)Não informado. IARC Scientific Publications. Lyon, França: International Agency for Research on Cancer, 1971.
Lua MLA (8ú heag.)Não informado. IARC Scientific Publications. International Agency for Research on Cancer, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.