NURSETIAWATI, S. Analysis Validity and Reliability As an Instrument to Measure the Self-Academic Concept in a College Student of Cosmetology of Engineering Faculty, State University of Jakarta. KnE Social Sciences, [S. l.], v. 3, n. 12, p. 297–303, 2019. DOI: 10.18502/kss.v3i12.4095. Disponível em: https://knepublishing.com/index.php/KnE-Social/article/view/4095. Acesso em: 15 jul. 2025.