@book{28669,
	author = {Krawczyk, Janusz and Uniwersytet Mikołaja Kopernika (Toruń).},
	title = {Conservatio est aeterna creatio :},
	publisher = {Wydawnictwo Uniwersytetu Mikołaja Kopernika,},
	year = {1999.},
	address = {Toruń :}
}