APA (7th ed.) Citation

Allsopp, H. B. (1971). Romanesque architecture : the Romanesque achievement: The Romanesque achievement. Barker.

Chicago Style (17th ed.) Citation

Allsopp, Harold Bruce. Romanesque Architecture : The Romanesque Achievement: The Romanesque Achievement. London: Barker, 1971.

MLA (9th ed.) Citation

Allsopp, Harold Bruce. Romanesque Architecture : The Romanesque Achievement: The Romanesque Achievement. Barker, 1971.

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