The Speaker of the Agerian parliament Abdulqadir bin Saleh, left here today, following taking part in the workings of the 3rd Arab Economic and Social Development summit. At Riyadh Airbase, he was seen off by Saudi Ambassador to Ageria Dr. Sami bin Abdullah Al-Saleh, Algerian Ambassador to the Kingdom Dr. Abdulwahab Qurbal and a Representative of the Royal Protocol. -- SPA