DM NO. 1538, S. 2026 TRANSFORMING LEARNING SPACES: REGIONAL ORIENTATION WORKSHOP ON EFFECTIVE SCHOOL LIBRARY OPERATIONS CUM READING NOOK FORUM Posted on November 5, 2026 by DepEd Mandaluyong Leave a comment DM NO. 1538, S. 2026 TRANSFORMING LEARNING SPACES: REGIONAL ORIENTATION WORKSHOP ON EFFECTIVE SCHOOL LIBRARY OPERATIONS CUM READING NOOK FORUM Memorandum Numbered