Luhmann, N. Why does society describe itself as postmodern?: Niklas Luhmann. Observing complexity : systems theory and postmodernity.(2000).
Cita Chicago Style (17a ed.)Luhmann, Niklas. "Why Does Society Describe Itself as Postmodern?: Niklas Luhmann." Observing Complexity : Systems Theory and Postmodernity.(2000) .
Cita MLA (8a ed.)Luhmann, Niklas. "Why Does Society Describe Itself as Postmodern?: Niklas Luhmann." Observing Complexity : Systems Theory and Postmodernity.(2000), .
Precaución: Estas citas no son 100% exactas.