DM No. 505, s. 2021-DISSEMINATION OF OUA MEMO 00-1121-0023 DATED NOVEMBER 3, 2021 RE INVITATION TO PARTICIPATE IN THE 5TH NCCC 12 Nov,2021 DO SCMLeave a comment DM-No.-505-s.-2021-DISSEMINATION-OF-OUA-MEMO-00-1121-0023-DATED-NOVEMBER-3-2021-RE-INVITATION-TO-PARTICIPATE-IN-THE-5TH-NCCC.pdf