@Article{161107,
     author = "Wojciech Ziętara",
     title = "Istota think tanks ",
     year =  2009,
     volume =  16,
     number =  1,
     journal =  Annales Universitatis Mariae Curie-Skłodowska. Sectio K, Politologia,
     pages =  s. 177-200, 5,
    }