Lange, O. R. (1965). Wholes and parts: A general theory of system beheaviour. Pergamon Press.
Dyfyniad Arddull ChicagoLange, Oscar Richard. Wholes and Parts: A General Theory of System Beheaviour. Oxford: Pergamon Press, 1965.
Dyfyniad MLALange, Oscar Richard. Wholes and Parts: A General Theory of System Beheaviour. Pergamon Press, 1965.
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