Style de citation APA (7e éd.)

Keller, J. E. (1978). Pious Brief Narrative in Medieval Castilian and Galician Verse: From Berceo to Alfonso X. The University Press of Kentucky.

Style de citation Chicago (17e éd.)

Keller, John Esten. Pious Brief Narrative in Medieval Castilian and Galician Verse: From Berceo to Alfonso X. Lexington: The University Press of Kentucky, 1978.

Style de citation MLA (8e éd.)

Keller, John Esten. Pious Brief Narrative in Medieval Castilian and Galician Verse: From Berceo to Alfonso X. The University Press of Kentucky, 1978.