Παραπομπή APA

Previte-Orton, C. W. (1971). Shorter cambridge medieval history. CUP.

Παραπομπή Chicago Style

Previte-Orton, C W. Shorter Cambridge Medieval History. Cambridge: CUP, 1971.

Παραπομπή MLA

Previte-Orton, C W. Shorter Cambridge Medieval History. CUP, 1971.