Onchulee Niradrop และผู้แต่งคนอื่นๆ. (2018) Physical Fitness Norms for Grade 1 6 Students of Ramkhamhaeng University Demonstration Elementary School. <i>Vajira Medical Journal</i>, <i>62</i>(2), .Onchulee Niradrop และผู้แต่งคนอื่นๆ. "Physical Fitness Norms for Grade 1 6 Students of Ramkhamhaeng University Demonstration Elementary School". Vajira Medical Journal 62 (2018):.Onchulee Niradrop และผู้แต่งคนอื่นๆ. Physical Fitness Norms for Grade 1 6 Students of Ramkhamhaeng University Demonstration Elementary School. Text and Journal Publication:ม.ป.ท. 2018.