DM NO. 855, S. 2023. ADDITIONAL INFORMATION ON THE CONDUCT OF 1ST STARBOOKS REGIONAL CONVENTION-NCR Posted on August 18, 2023 by DepEd Mandaluyong Leave a comment DM NO. 855, S. 2023. ADDITIONAL INFORMATION ON THE CONDUCT OF 1ST STARBOOKS REGIONAL CONVENTION-NCR Memorandum Numbered