Media type: Book; Bibliography Title: Observing systems Contributor: Von Foerster, Heinz [Author] imprint: Seaside, Calif.: Intersystems Publ., 1984 Published in: The systems inquiry series Issue: 2. ed. Extent: XVIII, 331 S; Ill., graph. Darst Language: English ISBN: 0914105191 RVK notation: CC 5200 : Philosophische Kybernetik Keywords: Von Foerster, Heinz Origination: Footnote: Literaturangaben