Cornelis, J. Sonsbeek beyond lawn and order: (1971) / Realisation: Jef Cornelis. The clandestine in the work of Jef Cornelis.
Chicago-Zitierstil (17. Ausg.)Cornelis, Jef. "Sonsbeek Beyond Lawn and Order: (1971) / Realisation: Jef Cornelis." The Clandestine in the Work of Jef Cornelis .
MLA-Zitierstil (8. Ausg.)Cornelis, Jef. "Sonsbeek Beyond Lawn and Order: (1971) / Realisation: Jef Cornelis." The Clandestine in the Work of Jef Cornelis, .
警告：这些引文格式不一定是100％准确.