11 1 20 Indriyati Primary Author Marthaleina Ruminda Sitorus Additional Author Fransiska Tarinac Additional Author mixed material 2407635x Jakarta ITL Trisakti Press 2022 Marthaleina Ruminda Sitorus Additional Author Purbanuara Parlindungan Sitorus Primary Author Yulianti Keke Additional Author mixed material Jakarta ITL Trisakti 2018 Diyah Permata Sari Primary Author Shafira Mandu Dwi Jayakusuma Primary Author Muhammad Iqbal Firdaus Primary Author Erni Pratiwi Primary Author mixed material 26225778 Jakarta ITL Trisakti 2020 Irfan Yusuf Mahendra Primary Author Febby Fannysa Primary Author Lira Agusinta Primary Author Abdullah Ade Suryobuwono Primary Author mixed material 26225778 Jakarta ITL Trisakti 2021 Haris Primary Author Irwan Chairuddin Primary Author Cecep Pahrudin Primary Author mixed material Jakarta ITL Trisakti 2022 Septhyuna Fajrin Patty Primary Author Yoniva Oktaviani Primary Author Muhammad Iqbal Firdaus Primary Author Reni Dian Octaviani Primary Author mixed material 26225778 Jakarta ITL Trisakti 2020 Sarah Aristiana Primary Author MR. Ramdhani Primary Author Basri Fahriza Primary Author Salahudin Rafi Primary Author Prasdja Ricardianto Primary Author mixed material 26225778 Jakarta ITL Trisakti 2019 Juliater Simarmata Primary Author Yuliantini Primary Author Yulianti Keke Primary Author mixed material Atlantis Press 2017 L. Denny Siahaan Primary Author mixed material Jakarta Kementerian Perhubungan 2011 Ratu Yolanda Ayu Primary Author Erlina Rulia Fauzani Additional Author Aisyah Rahmawati Primary Author Muhammad Iqbal Firdaus Primary Author mixed material 26225778 Jakarta ITL Trisakti 2020 Suharto Abdul Majid Primary Author Andri Warman Primary Author mixed material 1412484x Jakarta STMT Trisakti 2007