General System Theory
Foundations, Development, Applications. By Ludwig von Bertalanffy. Pp. xv + 289. (Braziller: New York, March 1969.) $8.95 cloth; $3.95 paper.
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CARSTAIRS, G. Shapes of Systems. Nature 222, 1303 (1969). https://doi.org/10.1038/2221303a0
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DOI: https://doi.org/10.1038/2221303a0