Cita APA (7a ed.)
Schelkens, K., Dick, J. A., & Mettepenningen, J. (2013). Aggiornamento?: Catholicism from Gregory XVI to Benedict XVI. Brill.
Cita Chicago Style (17a ed.)
Schelkens, K., John A. Dick, y Jürgen Mettepenningen. Aggiornamento?: Catholicism from Gregory XVI to Benedict XVI. Leiden, Netherlands ; Boston, Mass.: Brill, 2013.
Cita MLA (9a ed.)
Schelkens, K., et al. Aggiornamento?: Catholicism from Gregory XVI to Benedict XVI. Brill, 2013.
Precaución: Estas citas no son 100% exactas.