Não informado. (2004). American Engineer: The railway mechanical monthly. Simmons Boardman Publishing.
Chicago-viite (17. p.)Não informado. American Engineer: The Railway Mechanical Monthly. New York: Simmons Boardman Publishing, 2004.
MLA-viite (8. p.)Não informado. American Engineer: The Railway Mechanical Monthly. Simmons Boardman Publishing, 2004.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.