This is to certify that the research article entitled:
ISO 9001:2015 Certification Status and Organizational Effectiveness of the Department of Education Division Offices in Calabarzon: Validation of Quality Assurance Principles in the Department of Education
authored by:
has been peer-reviewed and published in:
Psychology and Education: A Multidisciplinary Journal
Volume: 10
Issue: 1
Pages: 43-51
DOI: 10.5281/zenodo.8087332
Publication Date: June 27, 2023
ISSN: 2822-4353