Citazione Stile APA (7a Edizione)
Klenka, M. Unresolved issues of the definition and delimitation of airspace and outer space.
Citazione stile Chigago Style (17a edizione)
Klenka, Michal. Unresolved Issues of the Definition and Delimitation of Airspace and Outer Space.
Citatione MLA (9a ed.)
Klenka, Michal. Unresolved Issues of the Definition and Delimitation of Airspace and Outer Space.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.