Co-Authors - Darmadi Abdul Haris Abdul Haris Abdul Kadir Adam Adam Ade Lestari Adi Wibowo Agustin, Imel Aura AHMAD RAFIQI TANTAWI Ahmad Thontowi Aisy, Risnawati Amin, Neneng Nurbaeti Andriyana, Agus Anis Fauzi, Anis Ansari Priska Damayanti Ari Purno Wahyu Wibowo Asmah Indrawati Azwana Azwana Azwana Azwana Beltahmamero Simamora Bobby Umroh Brama Caridio Subambhi Caroline Chan, Caroline Chandra Kirana, Linlin Chaniago, M Benny Dani Hamdani, Dani Diana Natalia Diponegoro, Ahmad Dona Tiara Ebsan Marihot Sianipar Edi Sudrajat Ellen Lumisar Panggabean Elsa, Nadia Endang Purwaningsih Endang Sari Manullang Erwin Pane Erwin Pane, Erwin Euis HERMIATI Fachry Abda El Rahman Fitra Aristia Fahmi Lubis Fitri, Eneng Garlinia Yudawisastra, Helin Gultom, Juliana Frisca Gunastuti, Dwi Anie Gunawan, Eko Gustami Harahap Gustiani, Dian Hanim, Wasifah Haryadi, Yudi Hasan, Uswatul Hasibuan, Sayyid Al-Fadhil Hepi Hapsari Heri Kusmanto Heryono, Heri Hutapea, Sumihar I Ketut Suada Ida Lindiawati Ilyasa, Muhammad Yasir Indah Apriliya Isnaini Junaedi Abdillah, Junaedi Kam, Booi Kholida, Lutfi Nia Klemens Mere Kusmanto, Heri Kuswardani, Retno A Kuswardani, Retno A lakantina, Sherly Laksana, Raden Permana Budi Lativa, Feri Lindiawati, Ida Luqman Erningpraja Maksum Syahri Lubis Malik, Muhammad Dinar Abdul Marizha Nurcahyani Marlon Sihombing Meidaya Bate’e Meidaya Bate’e Mitra Musika Lubis MUHAMMAD ALI Muhammad Nazarul Yanis Muhammad Rio Purnomo Muhammad Usman Muhammad Usman, Muhammad Muhammad Yogie Ernanda Mustikasari, Molly Nanda, Elgi Nanda, Elgi Napitupulu, Romauli Juliana Nasution, Ahmad Fauzan Nasution, Arif Naufal Afrian, Muhammad Nina Siti Salmaniah Siregar Novriandi, Dian Nur Fajriati, Asri Nurbaeti Amin, Neneng Nurrahman, Arif Nurshanti, Devia Izmi Oktaviani, Maulida Oriza Sativa PA Andiena Nindya Putri Pane, Erwin Parihah Nurasiah, Sofa Pasaribu, Sarjani Piartrini, Putu Saroyini R. Hamdani Harahap Rafi Afrianto, Naufal Rafli, Rizal Rahayu, Betty Rahayu, Siti Rahma Sari Siregar Rahman, Raid Habibur Rahmanta Ginting Redwan Doody Marpaung Retna Astuti Kuswardani Retno Widhiastuti Retno Widhiastuti Riksfardini Annisa ERMAWAR Rizky Raudatul Zannah Rogers Panggabean RR. Ella Evrita Hestiandari Rudi Salam Sinaga Rusdianti, Yanti Ryan Fajar Sidik Siregar Sabrina, Raja Saipul Sihotang Sampurna, Yoga Saputra, Beny Indrawan Saragih, M.Sc, Faoeza Hafiz Sayyid Hasibuan Sihombing, Marlon Silowati, Mintut Silvia Tabhita Panggabean Sinaga, Asmah Syam Siswoyo, Bambang H. Siswoyo, Bambang Hendra Sitepu, Dermawanta Siti Kulsum Siti Rahayu Sitorus, Andika Situmorang, Irene Solikin Solikin Sri Fajar Ayu Sri Mahdani Sumiati Sumiati Sumihar Sumihar Sumono Sumono Suswati Syahbudin Hasibuan Syarifah Aini Takashi Watanabe Tiara, Nurul Lisma Tri Utami, Alia Trisna Ningsih Usman, Muhammad Vandrianur, Novita Wahyudi Agustiono Wardani, Wahyu Tirta Yanil Vajri, Indri Yudawisastra, Helin Garlinia Yuni Zanesty Hutapea Zahari Zen Zannah, Rizky Raudatul Zein, Zahari Zidane Shafwan, Ali Zulkarnain Lubis