Toporowski, Jan. “Tadeusz Kowalik: Radical Political Economist, Solidarity Advisor and Critic of Globalised Capitalism”. PSL Quarterly Review 66, no. 264 (April 10, 2013). Accessed February 26, 2025. https://rosa.uniroma1.it/rosa04duplex/psl_quarterly_review/article/view/10303.