สังผอมธงชัย, and รัชตพิบุลภพพิชิต. 2018. “Factors Influencing Quality of Work Life of Nonthaburi Provincial Police Officers”. Journal of Humanities and Social Sciences, Rajapruk University 4 (supplement), 196-207. https://so03.tci-thaijo.org/index.php/rpu/article/view/159638.