There has been data ("Spies in the Family: An American Spymaster, His Russian Crown Jewel, and the Friendship That Helped End the Cold War - ISBN-13 978-0-06-267436-4") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Fri Aug 2 02:14:42 2019, so the data displayed here has been removed .