APA (7th ed.) Citation

Gaya Nuño, J. A., & Marco, C. d. (1971). Soria. Everest.

Chicago Style (17th ed.) Citation

Gaya Nuño, Juan Antonio, and Concha de Marco. Soria. León: Everest, 1971.

MLA (9th ed.) Citation

Gaya Nuño, Juan Antonio, and Concha de Marco. Soria. Everest, 1971.

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