1
Cyhoeddwyd: [2013]
Superior document: Title is part of eBook package: De Gruyter Penn Press eBook Package American History
2
Cyhoeddwyd: c2013.
3
Cyhoeddwyd: 2009.
Superior document: The A to Z guide series ; no. 119
4
Cyhoeddwyd: [2015]
Superior document: Title is part of eBook package: De Gruyter EBOOK PACKAGE COMPLETE 2015
Links: Cael y testun llawn; Cael y testun llawn; Cover