Arthur, P., Jeffery, K., & Jeffery, K. (1988). Northern Ireland since 1968. Basil Blackwell.
Chicago Style (17th ed.) CitationArthur, Paul, Keith Jeffery, and Keith Jeffery. Northern Ireland Since 1968. Oxford: Basil Blackwell, 1988.
MLA (8th ed.) CitationArthur, Paul, et al. Northern Ireland Since 1968. Basil Blackwell, 1988.
Warning: These citations may not always be 100% accurate.