King, R. G. S. (1970). S. Columb's Cathedral, Londonderry: Historical guide, 1970. s.n.].
MLA CitationKing, R. G. S. S. Columb's Cathedral, Londonderry: Historical Guide, 1970. s.n.], 1970.
Warning: These citations have been automatically generated and may not always be 100% accurate..