QUESTIONNAIRES FOR THE STUDY OF MULTIFACTORIAL PERSONALITY - A COMPLETE DIAGNOSIS OF PERSONALITY. R. KETTEL’S 16PF FACTOR PERSONALITY QUESTIONNAIRE. (2024). INTERNATIONAL CONFERENCE ON MODERN DEVELOPMENT OF PEDAGOGY AND LINGUISTICS, 1(9), 131-133. https://universalconference.us/universalconference/index.php/icmdpl/article/view/2871