Thianwan, Sita, University of Phayao

• Vol 18, No 2 (2021): Vol.18 No.2,(July 2021 - December 2021) - Vol.18,No.2,(July 2021 - December 2021)
  The Customers' Opinions on Administration of the Official Documents in School of Science University of Phayao Using LINE@ Application
  Abstract  PDF