[NEW INFO]
The authors must download the ethics clearance letter and the contribution statement on the Download Menu or at the link below, and then send it via email: techno@unkhair.ac.id with the subject Statement [authorname_title]. This requirement applies to writers for the Vol. 9 number 2, October 2020 and Subsequent editions.
The authors must follow the rules of writing that are standard and correct, in accordance with the general guidelines of Indonesian spelling, and write references and in accordance with the APA Style writing guidelines.