Não informado. (2018). Marine Engineering/Log International. Simmons Boardman Publishing.
Chicago-referens (17:e uppl.)Não informado. Marine Engineering/Log International. Bristol, Conn: Simmons Boardman Publishing, 2018.
MLA-referens (8:e uppl.)Não informado. Marine Engineering/Log International. Simmons Boardman Publishing, 2018.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.