Riki Iswoyo, Indrayani, Muammar Khaddafi, Diana Titik. THE EFFECT OF MOTIVATION,WORK ENVIRONMENT AND LEADERSHIPETYLE ON WORK ACHIEVEMENT THROUGH THE PERFOMANCE OF MEMBERS OF THE TRAFFIC DIRECTORATE RIAU ISLANDS POLDA. IJSET [Internet]. 2022 Dec. 25 [cited 2025 Oct. 5];2(1):980-97. Available from: https://ijset.org/index.php/ijset/article/view/107