Cita APA (7th ed.)
ebrary, Inc, & Gasser, G. (2007). How successful is naturalism? Ontos Verlag.
Cita Chicago (17th ed.)
ebrary, Inc, i Georg Gasser. How Successful Is Naturalism? Frankfurt: Ontos Verlag, 2007.
Cita MLA (9th ed.)
ebrary, Inc, i Georg Gasser. How Successful Is Naturalism? Ontos Verlag, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.