@misc{Leszek_Weres_Oceny_1972,
 author={Leszek Weres},
 address={Poznań},
 year={1972},
 contents={Strona 451-454},
 publisher={Poznań : IZ,},
 language={pol},
 title={Oceny i omówienia - Conflict Analysis},
 type={text},
}