North American Vexillological Association. Flag research quarterly: A research publication of the North American Vexillological Association. North American Vexillological Association.
Citazione stile Chigago Style (17a edizione)North American Vexillological Association. Flag Research Quarterly: A Research Publication of the North American Vexillological Association. Boston, Mass.: North American Vexillological Association.
Citatione MLA (8a ed.)North American Vexillological Association. Flag Research Quarterly: A Research Publication of the North American Vexillological Association. North American Vexillological Association.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.