Atroszko, Paweł Andrzej, Artur Sawicki, i Shanmukh V. Kamble. 2019. „Cross-Cultural Pilot Study on the Relationship Between Study Addiction and Narcissism Among Undergraduate Students in Poland and India”. Health Psychology Report 7 (4):325-33. https://czasopisma.bg.ug.edu.pl/index.php/HPR/article/view/7953.