Flag data bank: News bulletin for computer applications in vexillology. Gunnar Stack ; Erich Dieter Lindner.
Chicago Style (17th ed.) CitationFlag Data Bank: News Bulletin for Computer Applications in Vexillology. Berlin ; München: Gunnar Stack ; Erich Dieter Lindner.
MLA (8th ed.) CitationFlag Data Bank: News Bulletin for Computer Applications in Vexillology. Gunnar Stack ; Erich Dieter Lindner.
Warning: These citations may not always be 100% accurate.