National Gallery of Ireland = Gailearaí Náisiúnta na hÉireann : : Companion Guide.

MLA

Donaldson, Sara, Janet McLean, and Matthew Taylor. National Gallery of Ireland = Gailearaí Náisiúnta Na Héireann : Companion Guide. London: Scala Publishers, 2009.

APA

Donaldson, S., McLean, J., & Taylor, M. (2009). National Gallery of Ireland = Gailearaí Náisiúnta na hÉireann : Companion Guide. London: Scala Publishers.

Chicago

Donaldson, Sara, Janet McLean, and Matthew Taylor. National Gallery of Ireland = Gailearaí Náisiúnta Na Héireann: Companion Guide. London: Scala Publishers, 2009.