[Proofsheets of fol. VIIIa and CXXXIIIb] and Historia scholastica.
MLA
Petrus, Comestor, 12th cent. [Proofsheets of fol. VIIIa and CXXXIIIb]. 1473]. https://collections.library.yale.edu/catalog/15825688.
APA, 6th edition
Petrus, Comestor, 12th cent. (1473])[[Proofsheets of fol. VIIIa and CXXXIIIb]]. https://collections.library.yale.edu/catalog/15825688.