Crawford, R. (1953). The Crawfords of Donegal and how they came there, 1897. Accession 23694 The Society of Genealogists.
Lua i Stíl Chicago (17ú heag.)Crawford, Robert. The Crawfords of Donegal and How They Came There, 1897. Accession 23694 The Society of Genealogists. 1953.
Lua MLA (9ú heag.)Crawford, Robert. The Crawfords of Donegal and How They Came There, 1897. Accession 23694 The Society of Genealogists. 1953.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
