July Yuliawati, M. Yani Syafei, Umi Narimawati. Negotiation and Communication Strategy of Pt. Concord Industry Indonesia in Improving Cooperation With Working Partners PT. Dwi Karya Prima (Outsourcing Company) Karawang Regency. DIJEFA [Internet]. 2025 Apr. 24 [cited 2026 May 20];6(2):1307-13. Available from: https://dinastipub.org/DIJEFA/article/view/4197