Pimsiri Pootrakul. (2015) Key Education Quality Determinants of Thai Secondary Schools in Bangkok. <i>Journal of Public and Private Management</i>, <i>22</i>(1), 159.Pimsiri Pootrakul. "Key Education Quality Determinants of Thai Secondary Schools in Bangkok". Journal of Public and Private Management 22 (2015):159.Pimsiri Pootrakul. Key Education Quality Determinants of Thai Secondary Schools in Bangkok. Graduate School of Public Administration, National Institute of Development Administration:ม.ป.ท. 2015.