Стиль цитування APA (7-ме видання)

Sim, D. (2013). A union forever: The Irish question and U.S. foreign relations in the Victorian age. Cornell University Press.

Чикаго стиль цитування (17-те видання)

Sim, David. A Union Forever: The Irish Question and U.S. Foreign Relations in the Victorian Age. Ithaca: Cornell University Press, 2013.

Стиль цитування MLA (9-ме видання)

Sim, David. A Union Forever: The Irish Question and U.S. Foreign Relations in the Victorian Age. Cornell University Press, 2013.