Property Owners Association of America Inc.

Sources

• Hall-Hoag Collection of Dissenting and Extremist Printed Propaganda
• Wikipedia: http://en.wikipedia.org/wiki/Intellectual_Property_Owners_Association
• Web: http://www.ipo.org/index.php/about-ipo/
• DbPedia: http://dbpedia.org/page/Intellectual_Property_Owners_Association