STRATEGIC IMPACT OF EDWARD DEMING’S TQM PRINCIPLES ON A HEALTHY AND PRODUCTIVE ELEMENTARY SCHOOL ENVIRONMENT. PJP [Internet]. 30 Desember 2025 [dikutip 22 Juli 2026];14(3):391-402. Tersedia pada: https://jurnal35.ar-raniry.ac.id/index.php/Pionir/article/view/32490