Kristján Kristjánsson. (2013). Virtues and Vices in Positive Psychology (1.). Cambridge University Press.
Chicago Style (17th ed.) CitationKristján Kristjánsson. Virtues and Vices in Positive Psychology. 1. Cambridge University Press, 2013.
ציטוט MLAKristján Kristjánsson. Virtues and Vices in Positive Psychology. 1. Cambridge University Press, 2013.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.