Jonas, H. (1951). General system theory: A new approach to unity of science.
Chicago-Zitierstil (17. Ausg.)Jonas, Hans. General System Theory: A New Approach to Unity of Science. 1951.
MLA-Zitierstil (8. Ausg.)Jonas, Hans. General System Theory: A New Approach to Unity of Science. 1951.
警告：這些引文格式不一定是100％准確.