@article{Liberska:2014,
  author  = "H. Liberska and M. Farnicka",
  title   = "Manifestations of Aggression and Perception of Parental Attitudes - Comparative Studies. Changes over Time (New Version)",
  journal = "Kultura i Edukacja",
  number  = "nr 5 (105)",
  pages   = "128--147",
  year    = "2014",
}