Baum, L. F. Baum's Complete Stamp Dealers Directory Containing a Complete List of All Dealers in the United States, Together with the Principal Ones of Europe, and a List of Philatelic Publications.
Chicago Style (17th ed.) CitationBaum, L. Frank. Baum's Complete Stamp Dealers Directory Containing a Complete List of All Dealers in the United States, Together with the Principal Ones of Europe, and a List of Philatelic Publications.
MLA (9th ed.) CitationBaum, L. Frank. Baum's Complete Stamp Dealers Directory Containing a Complete List of All Dealers in the United States, Together with the Principal Ones of Europe, and a List of Philatelic Publications.
Warning: These citations may not always be 100% accurate.