Stewart, C., & Styring, J. S. (1963). Flags, funnels & hull colours: By Colin Stewart, Extra Master Mariner ; revised by John S. Styring (New edition, revised and enlarged.). Adlard Coles Ltd..
Chicago-viite (17. p.)Stewart, Colin, ja John S. Styring. Flags, Funnels & Hull Colours: By Colin Stewart, Extra Master Mariner ; Revised by John S. Styring. New edition, revised and enlarged. London: Adlard Coles Ltd., 1963.
MLA-viite (8. p.)Stewart, Colin, ja John S. Styring. Flags, Funnels & Hull Colours: By Colin Stewart, Extra Master Mariner ; Revised by John S. Styring. New edition, revised and enlarged. Adlard Coles Ltd., 1963.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.