ebrary, Inc, & Esfeld, M. (2006). John Heil: Symposium on his ontological point of view. Ontos Verlag.
Chicago Style (17th ed.) Citationebrary, Inc, and Michael Esfeld. John Heil: Symposium on His Ontological Point of View. Frankfurt: Ontos Verlag, 2006.
MLA引文ebrary, Inc, and Michael Esfeld. John Heil: Symposium on His Ontological Point of View. Ontos Verlag, 2006.
警告:這些引文格式不一定是100%准確.