Peran lembaga manajemen kolektif dalam pengelolaan hak ekonomi pencipta terkait usaha karaoke ditinjau dari UU No. 28 Tahun 2014 Tentang Hak Cipta = the role of collective management organization in the management of authors economic rights in related with karaoke business based from The Law No. 28 Year 2014 / Muhammad Rafiqi Ramadhan - Muhammad Rafiqi Ramadhan, author (2015)