1
Cyhoeddwyd: [1999]
Superior document: Title is part of eBook package: De Gruyter New York University Press Archive eBook-Package Pre-2000
2
Cyhoeddwyd: [2014]
Superior document: Title is part of eBook package: De Gruyter Princeton Legacy Lib. eBook Package 1980-1999
3
4
Cyhoeddwyd: 1989.
5
Cyhoeddwyd: c2005.
6
7
Cyhoeddwyd: 1986.
8
Cyhoeddwyd: 2009.
Links: Cael y testun llawn
9
Cyhoeddwyd: [1998]
Superior document: Title is part of eBook package: De Gruyter Princeton University Press eBook-Package Archive 1927-1999
Links: Cael y testun llawn; Cael y testun llawn; Cover
10
Cyhoeddwyd: [2019]
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
11
Cyhoeddwyd: [1995]
Superior document: Title is part of eBook package: De Gruyter New York University Press Archive eBook-Package Pre-2000
Links: Cael y testun llawn; Cover
12
Cyhoeddwyd: [2004]
Superior document: Title is part of eBook package: De Gruyter Columbia University Press eBook-Package Backlist 2000-2013
Links: Cael y testun llawn; Cael y testun llawn; Cover