Opening ceremony = Cérémonie d'ouverture : Royal Opera House : 23 July 2012 = 23 juillet 2012.
London Organising Committee of the Olympic Games and Paralympic Games.
International Olympic Committee.Session(124th :2012 :London, England)
London : LOCOG,
[2012]
Programme.
"International Olympic Committee, 124th session, 24-26 July 2012, London."
Accompanied by 10 colour-coded invitations in envelopes.
Concert programs