MLA

Uhlmann, Steven J Kennelly, and Clara Ulrich. European Landing Obligation. Springer International Publishing, 2019.

APA

Uhlmann, U., Kennelly, S. J, & Ulrich, C. (2019). European Landing Obligation. Springer International Publishing.

Chicago

Uhlmann, Steven J Kennelly, and Clara Ulrich. European Landing Obligation. : Springer International Publishing, 2019.