[ame=http://www.amazon.co.uk/Lost-Revolution-Story-Official-Workers/dp/1844881202/ref=sr_1_1?ie=UTF8&s=books&qid=1251633010&sr=8-1]The Lost Revolution: The Story of the Official IRA and the Workers' Party: Amazon.co.uk: Brian Hanley, Scott Millar: Books[/ame]
with some info about the authors:
"Brian Hanley is a lecturer in Irish history at the Queen's University, Belfast, and the author of A Guide to Irish Military Heritage and The IRA 1926–1936. Scott Millar is a journalist with the Irish Examiner."
Politics.ie is one of Ireland's leading politics and current affairs discussion websites with more than 600,000 visitors a month. Founded in 2003, Politics.ie has one of the most engaged, respected and influential politics and current affairs communities.