@Book chapter{b0000005825103,
	author =  "Lisecka, Małgorzata", 
	title = "Jeana-Jacquesa Rousseau uwagi o operze w "Julii albo Nowej Heloizie" = Jean-Jacques Rousseau's comments on the opera in "Julia or the New Heloise" ",
	publisher = "",
    year =      ""
}