For Public Elementary and Secondary Schools: ADDENDUM/ CORRIGENDUM TO THE UNNUMBERED DIVISION MEMORANDUM RE: ENGLISH MONTH CELEBRATION AND NATIONAL BOOK WEEK CELEBRATION Posted on November 29, 2017 by DepEd Mandaluyong Leave a comment 17-11-154. ADDENDUM/ CORRIGENDUM TO THE UNNUMBERED DIVISION MEMORANDUM RE: ENGLISH MONTH CELEBRATION AND NATIONAL BOOK WEEK CELEBRATION Memorandum Unnumbered