Ordnance Survey letters of John O'Donovan and Patrick O'Keeffe, Co. Tipperary, 1840.
Chicago Style (17th ed.) CitationOrdnance Survey Letters of John O'Donovan and Patrick O'Keeffe, Co. Tipperary, 1840.
MLA (9th ed.) CitationOrdnance Survey Letters of John O'Donovan and Patrick O'Keeffe, Co. Tipperary, 1840.
Warning: These citations may not always be 100% accurate.