| Author | John le Carré |
| Imprint | Viking |
| Publisher | Penguin Group |
| Copyright Holder | David Cornwell |
| Typeset by | Palimpsest Book Production Limited |
| Printed by | Clays Ltd, St Ives plc |
| Cover/Jacket Design by | Superfantastic |
| Format | Paperback |
| Language | English |
| Copyright | 2010 |
| Pages / Font | 306 pages |
| ISBN | 978-0-670-91902-4 |
| Barcode | 9 780670-919024 |
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