Flag data bank: News bulletin for computer applications in vexillology. Gunnar Stack ; Erich Dieter Lindner.
Citazione stile Chigago Style (17a edizione)Flag Data Bank: News Bulletin for Computer Applications in Vexillology. Berlin ; München: Gunnar Stack ; Erich Dieter Lindner.
Citatione MLA (8a ed.)Flag Data Bank: News Bulletin for Computer Applications in Vexillology. Gunnar Stack ; Erich Dieter Lindner.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.