Manman Jiang และ Natthapol Nuengchompoo. (2023) THE EFFECT OF EDUCATIONAL LEADERSHIP ON IMPROVING THE CLASSROOM ENVIRONMENT IN NEW CONCEPT ENGLISH SCHOOL SHANDONG PROVINCE, CHINA. <i>Journal of Social Innovation and Mass Communication Technology</i>, <i>6</i>(2), 51-61.Manman Jiang และ Natthapol Nuengchompoo. "THE EFFECT OF EDUCATIONAL LEADERSHIP ON IMPROVING THE CLASSROOM ENVIRONMENT IN NEW CONCEPT ENGLISH SCHOOL SHANDONG PROVINCE, CHINA". Journal of Social Innovation and Mass Communication Technology 6 (2023):51-61.Manman Jiang และ Natthapol Nuengchompoo. THE EFFECT OF EDUCATIONAL LEADERSHIP ON IMPROVING THE CLASSROOM ENVIRONMENT IN NEW CONCEPT ENGLISH SCHOOL SHANDONG PROVINCE, CHINA. Faculty of Communication arts Rambhai Barni Rajatbhat University:ม.ป.ท. 2023.