1
Cyhoeddwyd: c1996.
Superior document: Amsterdam studies in the theory and history of linguistic science. Series III, Studies in the history of the language sciences, v. 80
2
Cyhoeddwyd: 1992.
Superior document: Amsterdam studies in the theory and history of linguistic science. Series III, Studies in the history of the language sciences, v. 59
3
Cyhoeddwyd: 2003.
Links: Cael y testun llawn
4
Cyhoeddwyd: 2010.
Links: Cael y testun llawn
5
Cyhoeddwyd: 2018.
6
Cyhoeddwyd: c2009.
Links: Cael y testun llawn