De concilio liber Reginaldi Poli [...].

MLA

Julius, et al. De Concilio Liber Reginaldi Poli [...]. .

APA

Julius, J., Marcellus, M., Pius, P., & Pole, R. De concilio liber Reginaldi Poli [...]. .

Chicago

Julius, Marcellus, Pius, and Reginald Pole. De Concilio Liber Reginaldi Poli [...].