Phanwattana P. Causal Relationship of Variables Affecting the Metropolitan Police Service 4. RMUTT J Hum Soc Sci [internet]. 2024 Dec. 19 [cited 2026 Oct. 10];11(2):103-19. available from: https://so05.tci-thaijo.org/index.php/RMUTI_SS/article/view/273136