� ITU List of Call Signs Vol VIIA 23RD2007
� ITU List of Coast Stations 21th Edition 21ST2008
� ITU List of Radiodetermination 17TH2008
� ITU List of Ship Stations Inc.CD Rom 48TH2008
� ITU Radio Regulations Vols 1E/98,2E/98,3E/98,4E/98 - 4 Volumes (A5) 2008
� Supp No.1 to 23nd Ed ITU List of Call Signs Vol 7A JULY2007
� Supp No.1 to 48th Ed. ITU List Ship Stations JUN2008
� Supp No.2 to 23nd Ed ITU List of Call Signs Vol 7A OCT2007
� Supp No.3 to 23nd Ed ITU List of Call Signs Vol 7A JAN2008
� Supp No.4 to 23nd Ed of Call Signs and Numerical Identities APR2008
� Supp No.5 to 23nd Ed ITU List of Call Signs Vol 7A JUL2008