publication : coema-19 ISBN : 978-94-6252-863-5 ISSN : 2352-5398 DOI : https://doi.org/10.2991/coema-19.2019.40 author(s) : Dedi Prestiadi, Wildan Zulkarnain, Raden Bambang Sumarsono publication date : December 2019 keywords : industrial revolution 4.0, total quality management, visionary leadership full text :