Dyfyniad APA

ebrary, Inc, & Gasser, G. (2007). How successful is naturalism? Ontos Verlag.

Dyfyniad Arddull Chicago

ebrary, Inc, and Georg Gasser. How Successful Is Naturalism? Frankfurt: Ontos Verlag, 2007.

Dyfyniad MLA

ebrary, Inc, and Georg Gasser. How Successful Is Naturalism? Ontos Verlag, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.