APA-referens

Blauberg,I V. (1977). Systems theory: Philosophical and methodological problems. Progress Publishers.

Chicago-stil citat

Blauberg,I V. Systems Theory: Philosophical and Methodological Problems. Moscow: Progress Publishers, 1977.

MLA-referens

Blauberg,I V. Systems Theory: Philosophical and Methodological Problems. Progress Publishers, 1977.

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