Citação norma APA

Prince, S., & Warner, G. (2013). The IRA and its rivals: Political competition and the turn to violence in the early troubles. Contemporary British history.

Citação norma Chicago

Prince, Simon, and Geoffrey Warner. "The IRA and Its Rivals: Political Competition and the Turn to Violence in the Early Troubles." Contemporary British History 2013.

Citação norma MLA

Prince, Simon, and Geoffrey Warner. "The IRA and Its Rivals: Political Competition and the Turn to Violence in the Early Troubles." Contemporary British History, 2013.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.