FOR PUBLIC ELEMENTARY AND SECONDARY SCHOOLS: PARTICIPATIONS TO THE SECOND AND THIRD NATIONAL VALIDATION OF THE DRAFT PHILIPPINE PROFESSIONAL STANDARDS FOR SCHOOL HEADS AND PHILIPPINE PROFESSIONAL STANDARDS FOR SUPERVISORS Posted on July 17, 2019 by DepEd Mandaluyong Leave a comment 19-07-61. PARTICIPATIONS TO THE SECOND AND THIRD NATIONAL VALIDATION OF THE DRAFT PHILIPPINE PROFESSIONAL STANDARDS FOR SCHOOL HEADS AND PHILIPPINE PROFESSIONAL STANDARDS FOR SUPERVISORS Memorandum Unnumbered