North American Vexillological Association. NAVA newsletter. North American Vexillological Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)North American Vexillological Association. NAVA Newsletter. [Washington, D. C.]: North American Vexillological Association.
Παραπομπή σε μορφή MLA (8th εκδ.)North American Vexillological Association. NAVA Newsletter. North American Vexillological Association.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.