Não informado. Transactions of the American Foundrymen-s Association.
Chicago-viite (17. p.)Não informado. Transactions of the American Foundrymen-s Association.
MLA-viite (8. p.)Não informado. Transactions of the American Foundrymen-s Association.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.