Address by HE Ban Ki-moon, former UN Secretary General
Delivered by HE Ban Ki-moon, former UN Secretary General, at the OPEC Secretariat, 28 August 2019, Vienna, Austria.
Original post:
Address by HE Ban Ki-moon, former UN Secretary General
Delivered by HE Ban Ki-moon, former UN Secretary General, at the OPEC Secretariat, 28 August 2019, Vienna, Austria.
Original post:
Address by HE Ban Ki-moon, former UN Secretary General