1
Cyhoeddwyd: 2003.
2
Cyhoeddwyd: 2014.
Links: Cael y testun llawn
3
Cyhoeddwyd: [2021]
Superior document: Title is part of eBook package: De Gruyter Penn State University Press Complete eBook-Package Pre-2014
Links: Cael y testun llawn; Cael y testun llawn; Cover
4
Cyhoeddwyd: [2021]
Superior document: Title is part of eBook package: De Gruyter Penn State University Press Complete eBook-Package 2014-2015
Links: Cael y testun llawn; Cael y testun llawn; Cover
5
Cyhoeddwyd: [2021]
Superior document: Title is part of eBook package: De Gruyter DG Ebook Package English 2021
Links: Cael y testun llawn; Cael y testun llawn; Cover
6
Cyhoeddwyd: [2017]
Superior document: Title is part of eBook package: De Gruyter Gorgias Press Complete eBook-Package 2017
Links: Cael y testun llawn; Cael y testun llawn; Cover
7
Cyhoeddwyd: [2006]
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