Discussion Bulletin, Grand Rapids (MI)
Politics. Libertarian socialismCommunication. Anarchist press: 20th centuryCommunication. Anarchist press: 21st century* bibliographieGrand Rapids (MI, USA)Civic Media Center: Nov/Dec 2001-Jan/Feb 2002, Mar-Apr 2002, May-June 2002, July-Aug 2002, Sep; International Institute of Social History, Amsterdam (Holland): (1989) - (2003): no.38-120 .