1
Cyhoeddwyd: 1992
Superior document: Transactions of the American Philosophical Society 82,5
2
Cyhoeddwyd: c2001.
Links: Cael y testun llawn
3
Cyhoeddwyd: [2017]
Superior document: Title is part of eBook package: De Gruyter DGBA Linguistics and Semiotics - <1990
Links: Cael y testun llawn; Cael y testun llawn; Cover
4
Cyhoeddwyd: [2009]
5
Cyhoeddwyd: [2017]
Superior document: Title is part of eBook package: De Gruyter DG Plus DeG Package 2017 Part 1
Links: Cael y testun llawn; Cael y testun llawn; Cover