PERAN HUMAS PEMERINTAH DAERAH DALAM MENGHADAPI ERUPSI GUNUNG MERAPI ABSTRAK Purpose from this is experiment to understanding the roles of Public Relations in the district goverment who had happened in territory is Merapi Mo... A Hidayati,NIM 被引量: 0发表: 2015年 Pengaruh perilaku risiko produksi...