APA
Iohannes PP, Iohannes PP, Copenhaver B. P., Normore C. & Parsons T. (2014). Peter of Spain: Summaries of logic. Oxford: Oxford University Press.
Chicago
Iohannes PP, Iohannes PP, Copenhaver Brian P, Normore Calvin and Parsons Terence. 2014. Peter of Spain: Summaries of logic. Oxford: Oxford University Press.
Harvard
Iohannes PP, Iohannes PP, Copenhaver B. P., Normore C. and Parsons T. (2014). Peter of Spain: Summaries of logic. Oxford: Oxford University Press.
MLA
Iohannes PP, Iohannes PP, Copenhaver Brian P, Normore Calvin and Parsons Terence. Peter of Spain: Summaries of logic. Oxford: Oxford University Press. 2014.