APA Citation

Juan XXIII, P., & Utz, A. F. (. 1. (1965). La encíclica de Juan XXIII Pacem in Terris. Barcelona: Herder.

Chicago Style Citation

Juan XXIII, Papa, and Arthur Fridolin (O.P.) 1908-2001 Utz. La Encíclica De Juan XXIII Pacem in Terris. Barcelona: Herder, 1965.

MLA Citation

Juan XXIII, Papa, and Arthur Fridolin (O.P.) 1908-2001 Utz. La Encíclica De Juan XXIII Pacem in Terris. Barcelona: Herder, 1965.

Warning: These citations may not always be 100% accurate.