@Article{15317,
     author = "Zygmunt Brocki",
     title = "Wystawa Polska książka morska 1512-1967 ",
     year =  1968,
     volume =  13,
     number =  2,
     journal =  Kwartalnik Historii Nauki i Techniki,
     pages =  s. 515-516,
    }