Kołakowski, L., & Falla, P. S. (1978). Main currents of Marxism: Its rise, growth, and dissolution. Clarendon Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKołakowski, Leszek, और P. S. Falla. Main Currents of Marxism: Its Rise, Growth, and Dissolution. Clarendon Press, 1978.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKołakowski, Leszek, और P. S. Falla. Main Currents of Marxism: Its Rise, Growth, and Dissolution. Clarendon Press, 1978.
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