APA引文

Gregory, C., Gregory, D. C. T., & Parrott, D. (2013). The end of Richelieu.

Chicago Style (17th ed.) Citation

Gregory, C., Dr Charles T. Gregory, and D. Parrott. The End of Richelieu. 2013.

MLA引文

Gregory, C., et al. The End of Richelieu. 2013.