Não informado. (2018). Marine Engineering/Log International. Simmons Boardman Publishing.
Chicago-viite (17. p.)Não informado. Marine Engineering/Log International. Bristol, Conn: Simmons Boardman Publishing, 2018.
MLA-viite (8. p.)Não informado. Marine Engineering/Log International. Simmons Boardman Publishing, 2018.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.