Co-Authors Bawamenewi, Arozatulo Bu'ulolo, Yanida Buulolo, Yanida Buulolo, Yustina Edwin Budianto Gulo Gea, Indah Permata Sari Gea, Wecan Kartika Hidayati Ginting, Destin Elsa Putri Gulo, Ester Ceria Gulo, Miseri Cordias Palamarta Gulo, Seniadi Gulo, Testing Ilmiah Halawa, Alexander Julvin Halawa, Noibe Harefa, Heking Trisman Harefa, Ifan Jerita Harefa, Noveri Amal Jaya Harefa, Sarhad Niat Putri Hulu, Wan Mei Jaya Lahagu, Dediputrajaya Lahagu, Supriaman Mendrofa, Wawan Mahatir Solve Nazara, Anariati Nazara, Edieli Ndruru, Mastawati Nduru, Mastawati Putri Juwita Telaumbanua, Indah Riana , Riana Riana Riana, Riana Sefriyani Laoli, Mira Telaumbanua, Pinta Ceriani Waruwu , Lestari Waruwu, Lestari Waruwu, Mistiani Zai, Syukur Berkat Zalukhu, Nofiber Mariance Zebua, Merdu Zega, Boy Damai Putra Zega, Indah Karyani Zega, Lenti Fenni Darniat Zega, Yarman Zendrato, Solina Ziliwu , Bonafetura Niamoni