Schroeder, K. (2020). Politics of Gross National Happiness. 1st ed. 2018. Springer International Publishing.
استشهاد بنمط شيكاغوSchroeder, Kent. Politics of Gross National Happiness. 1st Ed. 2018. Springer International Publishing, 2020.
MLA استشهادSchroeder, Kent. Politics of Gross National Happiness. 1st Ed. 2018. Springer International Publishing, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.