APA (7th ed.) Citation

Johannes Paulus II. (2000). Vigil homily: Is it hard to believe? World Youth Day, Rome, August 19, 2000. Origins, 30, 186-188.

Chicago Style (17th ed.) Citation

Johannes Paulus II. "Vigil Homily: Is It Hard to Believe? World Youth Day, Rome, August 19, 2000." Origins 30 (2000): 186-188.

MLA (8th ed.) Citation

Johannes Paulus II. "Vigil Homily: Is It Hard to Believe? World Youth Day, Rome, August 19, 2000." Origins, vol. 30, 2000, pp. 186-188.

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