APA Style

Schuppert, G, F. (2017). The World of Rules : A Somewhat Different Measurement of the World . Frankfurt am Main: Max Planck Institute for Legal History and Legal Theory.

MLA Style

Schuppert, Gunnar, Folke. "The World of Rules : A Somewhat Different Measurement of the World". Frankfurt am Main: Max Planck Institute for Legal History and Legal Theory, 2017. Text.