1
Cyhoeddwyd: [2016]
Superior document: Title is part of eBook package: De Gruyter EBOOK PACKAGE COMPLETE 2016
2
Cyhoeddwyd: [2021]
Superior document: Title is part of eBook package: De Gruyter HUP eBook Package Archive 1893-1999
3
Cyhoeddwyd: [2008]
Superior document: Title is part of eBook package: De Gruyter PUP eBook-Package 2000-2015
4
5
Cyhoeddwyd: 1998.
6
Cyhoeddwyd: c2006.
7
Cyhoeddwyd: [2018]
Links: Cael y testun llawn; Cover
8
Cyhoeddwyd: [2021]
Superior document: Title is part of eBook package: De Gruyter Harvard University Press eBook Package Backlist 2000-2013
Links: Cael y testun llawn; Cael y testun llawn; Cover