Blankenhorn, D. (2008). Thrift: A cyclopedia : being an early attempt to assemble the best of what is known from history and literature about one of our most provocative words for those who are not ashamed to think anew about happiness, extravagance, and thriving. Templeton Foundation Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Blankenhorn, David. Thrift: A Cyclopedia : Being an Early Attempt to Assemble the Best of What Is Known from History and Literature About One of Our Most Provocative Words for Those Who Are Not Ashamed to Think Anew About Happiness, Extravagance, and Thriving. West Conshohocken, Pa.: Templeton Foundation Press, 2008.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Blankenhorn, David. Thrift: A Cyclopedia : Being an Early Attempt to Assemble the Best of What Is Known from History and Literature About One of Our Most Provocative Words for Those Who Are Not Ashamed to Think Anew About Happiness, Extravagance, and Thriving. Templeton Foundation Press, 2008.