APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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