Não informado. (2004). Basin News. Building Advisory Service and Information Network.
Chicago-viite (17. p.)Não informado. Basin News. St. Gallen, Suíça: Building Advisory Service and Information Network, 2004.
MLA-viite (8. p.)Não informado. Basin News. Building Advisory Service and Information Network, 2004.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.