"Cornforth, M. (1976). The open philosophy and the open society: A reply to Dr. Karl Popper's refutations of marxism. International publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Cornforth, Maurice". The Open Philosophy and the Open Society: A Reply to Dr. Karl Popper's Refutations of Marxism. International publishers, 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Cornforth, Maurice". The Open Philosophy and the Open Society: A Reply to Dr. Karl Popper's Refutations of Marxism. International publishers, 1976.
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