ABC                                                                                          http://www.abc.org.uk

ABC Electronic                                                                                          http://www.abce.org.uk

BPA Worldwide                                                                                          http://www.bpaww.com

FIPP                                                                                          http://www.fipp.com                                                                                          

Incirculation magazine                                                                  http://www.incirculation.co.uk

Magforum                                                                                       http://www.magforum.com

Myadbase                                                                                       http://www.myadbase.com

Periodical Publishers Association                                              http://www.ppa.co.uk

Publishing Expo                                                      http://www.publishingexpo.co.uk

The Newspaper Society                                              http://www.newspapersoc.org.uk

The Publishing Guide                                                       http://www.tpgonline.co.uk