- Author: José María Jover Zamora, Ramón Menéndez Pidal, Luis Suárez Fernández, Juan de Mata Carriazo Arroquia
- Language: Spanish
- Year: 1969
- Author: José María Jover Zamora, Ramón Menéndez Pidal, Luis Suárez Fernández, Juan Reglá Campistol, Ramón d'Abadal i de Vinyals
- Language: Spanish
- Year: 1966
- Author: José María Jover Zamora, Ramón Menéndez Pidal, Luis Suárez Fernández, Ángel Canellas López, Jaime Vicens Vives
- Language: Spanish
- Year: 1964
- Author: José María Jover Zamora, Ramón Menéndez Pidal, Hilda Grassotti, Luis Suárez Fernández, Ángel J. Martín Duque, Eloísa Ramírez Vaquero, Agustín Altisent
- Language: Spanish
- Year: 1992