North American Vexillological Association. NAVA news: Newsletter of the North American Vexillological Association. North American Vexillological Association.
Chicago-viite (17. p.)North American Vexillological Association. NAVA News: Newsletter of the North American Vexillological Association. Washington, D. C. ; Trenton, NJ: North American Vexillological Association.
MLA-viite (8. p.)North American Vexillological Association. NAVA News: Newsletter of the North American Vexillological Association. North American Vexillological Association.
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