@Article{616721,
     author = "Cecylia Leszczyńska",
     title = "Level of living of Polish citizens in the interwar period, and its diversification",
     year =  2016,
     volume =  76,
     number =  ,
     journal =  Roczniki Dziejów Społecznych i Gospodarczych,
     pages =  s. 93-120,
    }