APA (7th ed.) Citation

(2013). Niklas Luhmann - Soziale Systeme. Akad.-Verl.

Chicago Style (17th ed.) Citation

Niklas Luhmann - Soziale Systeme. Berlin: Akad.-Verl, 2013.

MLA (9th ed.) Citation

Niklas Luhmann - Soziale Systeme. Akad.-Verl, 2013.

Warning: These citations may not always be 100% accurate.