Cita APA (7a ed.)

Whitehill, W. M. (1941). Spanish romanesque architecture of the eleventh century. University Press.

Cita Chicago Style (17a ed.)

Whitehill, Walter Muir. Spanish Romanesque Architecture of the Eleventh Century. Oxford: University Press, 1941.

Cita MLA (9a ed.)

Whitehill, Walter Muir. Spanish Romanesque Architecture of the Eleventh Century. University Press, 1941.