Brown, Carleton (Ed). English Lyrics of the XIIIth Century. Oxford 1932:101-107.
Conlee, John (Ed.). Middle English Debate Poetry: A Critical Anthology. East Lansing 1991:239-247.
Dickins, Bruce and R. M. Wilson (Eds.). Early Middle English Texts. London 1965:71-76.
Gardner, John (Ed.). The Alliterative Morte Arthure, The Owl and the Nightingale, and Five Other Middle English Poems in Modernized Version with Comments on the Poems and Notes. London 1971:177-182
Holthausen, F. "Der mittelenglische Streit zwischen Drossel und Nachtigall," Anglia 43 (1919):52-60.
Studies:
Hilgers, Sister Mary. A Study of the Middle English Bird Debate: Backgrounds, Form, Matter, and Charactarization. University of Notre Dame Ph.D. 1973.
Franklin, Michael J. "The Fieldfare and the Nightingale: A Note on The Thrush and the Nightingale," MAE 47 (1978):308-311.
Utley, Francis Lee. "Dialogues, Debates, and Catechisms," in: Hartung, A. E. (Ed.). A Manual of Writngs in Middle English, New Haven 1972:Vol. 3, 720-721..