Ó Gallachair, P. A. t. (1960). The "Mac" surnames of County Donegal.
Chicago Style (17th ed.) CitationÓ Gallachair, P. An tAth. The "Mac" Surnames of County Donegal. 1960.
MLA (9th ed.) CitationÓ Gallachair, P. An tAth. The "Mac" Surnames of County Donegal. 1960.
Warning: These citations may not always be 100% accurate.