Hasayangan R, Gistituati N, Rusdinal, Hadiyanto. The Influence of the Regent’s Policy on Duties and Functions of the Head of Service on the Loyalty of Smpn Teachers in Barat Pasaman Regency. IJIE [Internet]. 2021 Oct. 20 [cited 2026 Nov. 6];4(10):188-91. Available from: https://journals.researchparks.org/index.php/IJIE/article/view/2319