Não informado. (1971). IARC Scientific Publications. International Agency for Research on Cancer.
Chicago-viite (17. p.)Não informado. IARC Scientific Publications. Lyon, França: International Agency for Research on Cancer, 1971.
MLA-viite (8. p.)Não informado. IARC Scientific Publications. International Agency for Research on Cancer, 1971.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.