" Yudin, E. (1977). Systems theory: Philosophical and methodological problems. Progress publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र" Yudin, E.G.;Blauberg. Systems Theory: Philosophical and Methodological Problems. Progress publishers, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्र" Yudin, E.G.;Blauberg. Systems Theory: Philosophical and Methodological Problems. Progress publishers, 1977.
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