TY  - JOUR
AU  - , 
AU  - , 
AU  - , 
TI  - Evaluate the concept happiness from the perspective of Nasir al-Din Tusi
JO  - Quarterly Ethical Research (Association for Islamic Thought)
VL  - 6
IS  - 23
SP  - 5
EP  - 22
PY  - 2016
DO  - 
ER  -