APA (7th ed.) Citation

Blake, N. F. (1977). The English language in medieval literature / (by) Norman Blake. Dent (etc.).

Chicago Style (17th ed.) Citation

Blake, N. F. The English Language in Medieval Literature / (by) Norman Blake. London (etc.): Dent (etc.), 1977.

MLA (9th ed.) Citation

Blake, N. F. The English Language in Medieval Literature / (by) Norman Blake. Dent (etc.), 1977.

Warning: These citations may not always be 100% accurate.