APA (7th ed.) Citation

Wilk, A. (2013). Holes in the skies over NATO's Central European member states. Ośrodek Studiów Wschodnich im. Marka Karpia.

Chicago Style (17th ed.) Citation

Wilk, Andrzej. Holes in the Skies over NATO's Central European Member States. Warszawa [Poland]: Ośrodek Studiów Wschodnich im. Marka Karpia, 2013.

MLA (9th ed.) Citation

Wilk, Andrzej. Holes in the Skies over NATO's Central European Member States. Ośrodek Studiów Wschodnich im. Marka Karpia, 2013.