Appelt, Katarzyna. “Is Utility a Measure of Commodity Value? On Two Different Approaches to the Subjective Theory of Value”. Theory, Methodology, Practice – Review of Business and Management 17, no. 01 (July 15, 2021): 27–30. Accessed July 22, 2024. https://ojs.uni-miskolc.hu/index.php/tmp/article/view/1782.