APA (7th ed.) Citation

(1935). A guide to the caves of altamira and the town of santillana del mar: (province of Santander, Spain) (2a ed.). "Junta Protectora de la Cueva de Altamira".

Chicago Style (17th ed.) Citation

A Guide to the Caves of Altamira and the Town of Santillana Del Mar: (province of Santander, Spain). 2a ed. Madrid: "Junta Protectora de la Cueva de Altamira", 1935.

MLA (9th ed.) Citation

A Guide to the Caves of Altamira and the Town of Santillana Del Mar: (province of Santander, Spain). 2a ed. "Junta Protectora de la Cueva de Altamira", 1935.