Cita APA (7a ed.)
Wilhelmsen, F. D. (2015). The Paradoxical Structure of Existence. Routledge.
Cita estilo Chicago (17a ed.)
Wilhelmsen, Frederick D. The Paradoxical Structure of Existence. Londres, Inglaterra: Routledge, 2015.
Cita MLA (9a ed.)
Wilhelmsen, Frederick D. The Paradoxical Structure of Existence. Routledge, 2015.
警告：這些引文格式不一定是100％准確.