Cassell, A. K., Dante Alighieri, & Vernani, G. (2004). The Monarchia controversy: An historical study with accompanying translations of Dante Alighieri's Monarchia, Guido Vernani's Refutation of the Monarchia composed by Dante and Pope John XXII's bull, Si fratrum. Catholic University of America Press.
Citazione stile Chigago Style (17a edizione)Cassell, Anthony K., Dante Alighieri, e Guido Vernani. The Monarchia Controversy: An Historical Study with Accompanying Translations of Dante Alighieri's Monarchia, Guido Vernani's Refutation of the Monarchia Composed by Dante and Pope John XXII's Bull, Si Fratrum. Washington, D. C.: Catholic University of America Press, 2004.
Citatione MLA (9a ed.)Cassell, Anthony K., et al. The Monarchia Controversy: An Historical Study with Accompanying Translations of Dante Alighieri's Monarchia, Guido Vernani's Refutation of the Monarchia Composed by Dante and Pope John XXII's Bull, Si Fratrum. Catholic University of America Press, 2004.