Vol. 16 No. 56 (2021): April - June 2021

Research and Development Journal, Loei Rajabhat University (LRUJ) is a national journal promoting and publicizing quality academic articles, thesis articles and research articles from scholars, lecturers, and students in the fields of humanities and social sciences and interdisciplinary in humanities and social sciences. Its span includes anthropology, communication arts, journalism, economics, business administration and management, history, jurisprudence, political science, sociology, linguistics, social development, and community development. Accepted articles will be assessed by 2 peer reviewers from Loei Rajabhat University and other educational institutes under a double-blind peer revision scheme.

Publication period: 4 issues a year; 1^st issue (January-March); 2^nd issue (April-June); 3^rd issue (July-September); and 4^th issue (October-December)

Peer Review, No. 56

Assoc.Prof. Dr.Thanyawat Rattanasak,  Chiang Mai University, Thailand

Asst.Prof. Dr.Chayapat Kee-ariyo,  King Moungkut’s University of Technology North Bangkok, Thailand

Assoc.Prof. Dr.Khahan Na-nan,   Rajamangala University of Technology Thanyaburi, Thailand

Asst.Prof. Dr.Vuttapong Larpcharoen,  Thammasat University, Rangsit Campus, Thailand

Asst.Prof. Dr.Prasert Thilao,   Mahachulalongkornrajavidyalaya University, Thailand

Assoc.Prof. Dr.Sowit Bamrungphak,   Mahachulalongkornrajavidyalaya University, Thailand

Assoc.Prof. Dr.Prayote Songklin,  Mahasarakham University, Thailand

Asst.Prof. Dr.Areerat Pansuppawatt,   Mahasarakham University, Thailand

Assoc.Prof. Dr.Pimrawee Rocharungsat,   Phetchaburi Rajabhat University, Thailand

Assoc.Prof. Dr.Veerakit Saorom,  Rajabhat Maha Sarakham University, Thailand

Dr.Piya Klaprasert,  Valaya Alongkorn Rajabhat University under the Royal Patronage, Thailand

Asst.Prof. Dr.Amon Senphuwa,   Sisaket Rajabhat University, Thailand

Asst.Prof. Dr.Tanayu Puwitthayathorn,   Suratthani Rajabhat University, Thailand

Assoc.Prof. Dr.Thanawit Butrudom,  Udonthani Rajabhat University, Thailand

Assoc.Prof. Dr.Subchat Untachai,   Udonthani Rajabhat University, Thailand

Asst.Prof. Dr.Vikanda Kasetauim,  Ubon Ratchathani Rajabhat University, Thailand

Asst.Prof. Dr.Orathai  Liengjindathawon, Ubon Ratchathani Rajabhat University, Thailand

Asst.Prof. Dr.Pimmada Wichasin,   Suan Dusit University, Thailand

Assoc.Prof. Dr.Ratana Wongrusmeeduan,   Suan Dusit University, Thailand

Assoc.Prof. Dr.Rungravee weravess,  University of the Thai Chamber of Commerce, Thailand