APA (7th ed.) Citation

Moriarty, M., Sweeney, C., & Rooney, D. (1988). Grace O'Malley, Granuaile: Chieftain, pirate, trader. O'Brien Press.

Chicago Style (17th ed.) Citation

Moriarty, Mary, Catherine Sweeney, and David Rooney. Grace O'Malley, Granuaile: Chieftain, Pirate, Trader. Dublin: O'Brien Press, 1988.

MLA (9th ed.) Citation

Moriarty, Mary, et al. Grace O'Malley, Granuaile: Chieftain, Pirate, Trader. O'Brien Press, 1988.