There has been data ("Foreign Intervention, Warfare and Civil Wars: The Effect of External Assistance on Belligerents (Routledge Studies in Civil Wars and Intra-State Conflict) - ISBN-13 978-1-351-61990-5") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Tue Jan 28 21:59:36 2020, so the data displayed here has been removed .