Kenneth Boulding (1956). "General Systems Theory : The Skeleton of Science" In: Management Science, 2, 3 (Apr. 1956) pp.197-208. Reprinted in: General Systems, Yearbook of the Society for General Systems Research, vol. 1, 1956. Gearchiveerd op 27 november 2020.
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Kenneth Boulding (1956). "General Systems Theory : The Skeleton of Science" In: Management Science, 2, 3 (Apr. 1956) pp.197-208. Reprinted in: General Systems, Yearbook of the Society for General Systems Research, vol. 1, 1956. Gearchiveerd op 27 november 2020.