1. 1. Adler, A. (2013). The practice and theory of individual psychology. Routledge. https://doi.org/10.4324/9781315010120
2. 2. Augustine, A. (2006). The city of God. http://www.documentacatholicaomnia.eu/03d/0354-0430,_Augustinus,_De_Civitate_Dei_Contra_Paganos,_EN.pdf
3. 3. Berne, E. (2016). Games people play: The psychology of human relationships. Penguin Life. (Reprinted from Games people play: The psychology of human relationships (1st ed.), by E. Berne, 1964, Grove Press). https://rrt2.neostrada.pl/mioduszewska/course_2643_reading_3.pdf
4. 4. Cherevko, A. P. (2006). Igra: sushnost, funkcii i disfunkcii [Play: Essence, Function and Dysfunction]. Vologdinskie chtenija - Vologda Readings, 59, 43-45. https://cyberleninka.ru/article/n/igra-suschnost-funktsii-i-disfunktsii [in Russian]
5. 5. Didyk, V. (Transl.) (2013). Ukrainske Dao - Vchennia pro istynu ta blahodat [Ukrainian Tao - The doctrine of truth and grace]. Akademichnyi Ekspres. http://www.uk.x-pdf.ru/5filosofiya/1259321-1-ukrainske-dao-vchennya-pro-istinu-blagodat-komentaryami-biblii-pereklad-dao-czin-ukrainsku-movu-pereklad-komen.php [in Ukrainian]