Warning: include(/dev/shm/journals): failed to open stream: No such file or directory in /home/u182742396/domains/shanlaxjournals.in/public_html/journals/lib/pkp/includes/bootstrap.inc.php on line 26

Warning: include(): Failed opening '/dev/shm/journals' for inclusion (include_path='.:/opt/alt/php74/usr/share/pear') in /home/u182742396/domains/shanlaxjournals.in/public_html/journals/lib/pkp/includes/bootstrap.inc.php on line 26

CHAROENMANEE, N.; PIATANOM, P. The Impact of School Administrators’ Collective Leadership on the Organizational Happiness of Schools under the Bangkok Metropolitan Administration. Shanlax International Journal of Education, v. 14, n. 2, p. 97-103, 1 mar. 2026.