APA (7th ed.) Citation

Wehle, H. B. (1956). The Prado Museum Madrid. Harry N. Abrams.

Chicago Style (17th ed.) Citation

Wehle, Harry B. The Prado Museum Madrid. Nueva York: Harry N. Abrams, 1956.

MLA (9th ed.) Citation

Wehle, Harry B. The Prado Museum Madrid. Harry N. Abrams, 1956.