Wanchai Chaithongkam และผู้แต่งคนอื่นๆ. (2026) Learning Affecting Effective Employee Performance among Supplies Officers in Prince of Songkla University. <i>Journal of Humanities and Social Sciences Mahasarakham University</i>, <i>45</i>(1), 224-235.Wanchai Chaithongkam และผู้แต่งคนอื่นๆ. "Learning Affecting Effective Employee Performance among Supplies Officers in Prince of Songkla University". Journal of Humanities and Social Sciences Mahasarakham University 45 (2026):224-235.Wanchai Chaithongkam และผู้แต่งคนอื่นๆ. Learning Affecting Effective Employee Performance among Supplies Officers in Prince of Songkla University. Mahasarakham University:ม.ป.ท. 2026.