Iniguez, Francisco et al
Jackson, Gabriel
Lacarra Ducay, Maria del Carmen ( ed.)
López Guil, Itzíar y Calvo Sagado, Luís Manuel
Mendez Martínez, Margarita
Menendez Pidal, Ramon (trans. and introduced by Starkie, Walter)
Meynell, Alice
Miguélez-Carballeira, Helena
Minshull, Duncan (intro. and ed.)
Needham, Paul