Donnelly, T. P. (1978). A history of the parish of Ardstraw West and Castlederg. s.n..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDonnelly, T. P. A History of the Parish of Ardstraw West and Castlederg. [S.l.: s.n., 1978.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDonnelly, T. P. A History of the Parish of Ardstraw West and Castlederg. s.n., 1978.
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