1
Cyhoeddwyd: 2004.
2
Cyhoeddwyd: 2000.
3
Cyhoeddwyd: 2009.
4
Cyhoeddwyd: 2013.
5
6
Cyhoeddwyd: [2022]
Superior document: Title is part of eBook package: De Gruyter Edinburgh University Press Archive eBook-Package Pre-2000
Links: Cael y testun llawn; Cael y testun llawn; Cover
7
Cyhoeddwyd: [2018]
Superior document: Title is part of eBook package: De Gruyter Cornell University Press Archive Pre-2000
Links: Cael y testun llawn; Cael y testun llawn; Cover
8
Cyhoeddwyd: [2022]
Superior document: Title is part of eBook package: De Gruyter Edinburgh University Press Backlist eBook-Package 2013-2000
Links: Cael y testun llawn; Cael y testun llawn; Cover
9
Cyhoeddwyd: [2022]
Superior document: Title is part of eBook package: De Gruyter Edinburgh University Press Backlist eBook-Package 2013-2000
Links: Cael y testun llawn; Cael y testun llawn; Cover
10
Cyhoeddwyd: [2022]
Superior document: Title is part of eBook package: De Gruyter Edinburgh University Press Archive eBook-Package Pre-2000
Links: Cael y testun llawn; Cael y testun llawn; Cover
11
Cyhoeddwyd: [2020]
Superior document: Title is part of eBook package: De Gruyter DG Plus PP Package 2020 Part 2
Links: Cael y testun llawn; Cael y testun llawn; Cover
12
Cyhoeddwyd: [1991]
Superior document: Title is part of eBook package: De Gruyter Rutgers University Press Archive eBook-Package Pre-2000
Links: Cael y testun llawn; Cael y testun llawn; Cover
13
Cyhoeddwyd: [2020]
Superior document: Title is part of eBook package: De Gruyter EBOOK PACKAGE COMPLETE 2020 English
Links: Cael y testun llawn; Cael y testun llawn; Cover
14
Cyhoeddwyd: [2020]
Links: Cael y testun llawn; Cael y testun llawn; Cover