Gaya APA

XVI, B. (2007). Spiritual Thoughts: In the First Year of His Papacy (Cet. 1.--). Washington D. C.: USCCB.

Gaya MLA

XVI, BENEDICT. "Spiritual Thoughts: In the First Year of His Papacy". Cet. 1.-- Washington D. C.: USCCB, 2007. Text.