1
Cyhoeddwyd: c2009.
Links: Cael y testun llawn
2
Cyhoeddwyd: 2017.
Superior document: Philosophia Antiqua, Volume 146
Links: Cael y testun llawn
3
Cyhoeddwyd: 2017.
Superior document: Philosophia Antiqua, Volume 146
4
Cyhoeddwyd: [2009]
Superior document: Title is part of eBook package: De Gruyter Gorgias Press Backlist eBook-Package 2001-2013
Links: Cael y testun llawn; Cael y testun llawn; Cover
5
Cyhoeddwyd: [2010]
Superior document: Title is part of eBook package: De Gruyter Gorgias Press Backlist eBook-Package 2001-2013
Links: Cael y testun llawn; Cael y testun llawn; Cover
6
Cyhoeddwyd: [2011]
Superior document: Title is part of eBook package: De Gruyter Gorgias Press Backlist eBook-Package 2001-2013
Links: Cael y testun llawn; Cael y testun llawn; Cover