TY - BOOK AU - Ji?¡ ?ubrt TI - The Systemic Approach in Sociology and Niklas Luhmann: Expectations, Discussions, Doubts SN - 9781839090325 PY - 2020/// PB - Emerald Publishing UR - https://www.emerald.com/insight/publication/doi/10.1108/9781839090295 ER -