Utami, Cici Hardiyanti, and Sri Muthmainnah. 2019. “THE INFLUENCE OF TEACHER PROFESSIONAL COMPETENCE AND INFORMATION LITERACY ON STUDENT LEARNING ACHIEVEMENT IN THE CORRESPONDENCE SUBJECT OF THE OFFICE ADMINISTRATION DEPARTMENT AT SMK NEGERI 1 MEDAN T.P 2018/2019”. REKOGNISI : Jurnal Pendidikan Dan Kependidikan (E-ISSN 2599-2260) 4 (2):11-22. https://jurnal.unusu.ac.id/index.php/rekognisi/article/view/126.