Jurnal IRPIA uses double-blind reviewed journal published by Institut Riset dan Pengembangan. This journal is available in print and online and highly respects the publication ethics and avoids any type of plagiarism. This statement explains the ethical behavior of all parties involved in the act of publishing an article in this journal, including the author, the editor in chief, the editorial board, the peer-reviewers­­­­­ and the publisher (Institut Riset dan Pengembangan). This statement is based on COPE’s Best Practice Guidelines for Journal Editors.