- Stanley , E. G. , ed. 1972 . The Owl and the Nightingale Manchester
- Atkins . 1922 . The Owl and the Nightingale 113 Cambridge
- Neckham's . De Naturis Rerum , II
- Huganir , K. 1931 . The Owl and the Nightingale: Sources, Date, Author 46 Philadelphia
- Curtius , E. R. 1953 . European Literature and the Latin Middle Ages Edited by: Trask , W. R. 538 – 40 . Princeton
- Janson , H. W. 1952 . Apes and Ape Lore in the Middle Ages and Renaissance 167 London
- von Blankenburg , W. 1943 . Heilige und Dämonische Tiere Leipzig
- Cicero . De Inventione , I ( i ) 1
- De Officiis , I 50 I, 156
- Webb , C. C. J. , ed. 1929 . Metalogicon 7 Oxford
- Schleusener , Jay . 1973 . ‘The Owl and the Nightingale: A Matter of Judgment’ . Modern Philology , 70 : 185 – 9 .
English Studies
Volume 64, 1983 - Issue 2