Ningrum, Prehatin.
" HUBUNGAN ANTARA PERILAKU DENGAN GANGGUAN FUNGSI PARU PADA PEKERJA UNIT II PENGOLAHAN NPK  DI INDUSTRI PT. PETROKIMIA GRESIKDust generated from processes of Nitrogen Phosphate Potassium (NPK) fertilizer production, can disperse in the workplace and harm to." <em>Jurnal Ilmu Kesehatan Masyarakat</em> [Online], 8.1 (2012): n. pag. Web. 24 Nov. 2024