FOR PUBLIC ELEMENTARY AND SECONDARY SCHOOLS: 7TH NATIONAL PRINCIPALS CONGRESS OF THE NATIONAL ASSOCIATION OF PUBLIC SECONDARY SCHOOLS OF THE PHILIPPINES INC. Posted on March 28, 2019 by DepEd Mandaluyong Leave a comment 19-03-090. 7TH NATIONAL PRINCIPALS CONGRESS OF THE NATIONAL ASSOCIATION OF PUBLIC SECONDARY SCHOOLS OF THE PHILIPPINES INC. Memorandum Unnumbered