Não informado. (1950). Finnish paper and timber. Central Association of Finnish Woodworking Industries.
Chicago-viite (17. p.)Não informado. Finnish Paper and Timber. Helsinki: Central Association of Finnish Woodworking Industries, 1950.
MLA-viite (8. p.)Não informado. Finnish Paper and Timber. Central Association of Finnish Woodworking Industries, 1950.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.