APA stil citiranja
Ward-Perkins, J. B. (1989). Roman imperial architecture: Roman imperial architecture. London: Penguin Books.
Chicago stil citiranjaWard-Perkins, John Bryan. Roman imperial architecture: Roman imperial architecture. London: Penguin Books, 1989.
MLA stil citiranjaWard-Perkins, John Bryan. Roman imperial architecture: Roman imperial architecture. London: Penguin Books, 1989.
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