APA (7th ed.) Citation

Porter, A. K. (1985). Romanesque sculpture of the pilgrimage roads. Hacker.

Chicago Style (17th ed.) Citation

Porter, Arthur Kingsley. Romanesque Sculpture of the Pilgrimage Roads. New York: Hacker, 1985.

MLA (9th ed.) Citation

Porter, Arthur Kingsley. Romanesque Sculpture of the Pilgrimage Roads. Hacker, 1985.