APA (7th ed.) Citation

Pere III, r. d. C., Hillgarth, M., & Hillgarth, J. N. (1980). Chronicle. Pontifical Institute of Medieval Studies.

Chicago Style (17th ed.) Citation

Pere III, rei de Catalunya-Aragó, Mary Hillgarth, and J. N. Hillgarth. Chronicle. Toronto: Pontifical Institute of Medieval Studies, 1980.

MLA (9th ed.) Citation

Pere III, rei de Catalunya-Aragó, et al. Chronicle. Pontifical Institute of Medieval Studies, 1980.