Perzanowski, J., & Sytnik-Czetwertyński, J. (2012). Art of philosophy: A selection of Jerzy Perzanowski's works. Ontos Verlag.
Citazione stile Chigago Style (17a edizione)Perzanowski, Jerzy, e Janusz Sytnik-Czetwertyński. Art of Philosophy: A Selection of Jerzy Perzanowski's Works. Frankfurt: Ontos Verlag, 2012.
Citatione MLA (9a ed.)Perzanowski, Jerzy, e Janusz Sytnik-Czetwertyński. Art of Philosophy: A Selection of Jerzy Perzanowski's Works. Ontos Verlag, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.