Hibbard, H., & Fraser, D. (2000). Essays in the History of Architecture Presented to Rudolf Wittkower on His Sixty- Fifth Birthday.
Chicago-Zitierstil (17. Ausg.)Hibbard, Howard, und Douglas Fraser. Essays in the History of Architecture Presented to Rudolf Wittkower on His Sixty- Fifth Birthday. London, 2000.
MLA-Zitierstil (8. Ausg.)Hibbard, Howard, und Douglas Fraser. Essays in the History of Architecture Presented to Rudolf Wittkower on His Sixty- Fifth Birthday. 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.