APA (7th ed.) Citation

Burgo, M. A. d. (1990). Roncesvalles (4a ed.). Everest.

Chicago Style (17th ed.) Citation

Burgo, María Antonia del. Roncesvalles. 4a ed. Madrid [etc.]: Everest, 1990.

MLA (9th ed.) Citation

Burgo, María Antonia del. Roncesvalles. 4a ed. Everest, 1990.

Warning: These citations may not always be 100% accurate.