1. The Concept of Wisdom: A Cross-cultural Comparison
2. Le, T. N. (2004). A cross-cultural study of practical and transcendent wisdom. Unpublished doctoral dissertation (Dissertation Abstracts International, DAI-B 65/09. [AAT 3148469]).
3. Is “Culture” a workable concept for (cross-) cultural psychology?;Poortinga;Online Readings in Psychology and Cuture,2015