"The High Road to China: George Bogle, the Panchen Lama and the First British Expedition to Tibet",Bloomsbury, London, (2006) ISBN 0-374-21700-9; ISBN 978-0-7475-8484-1; Farrar, Straus and Giroux, New York.
"The High Road to China: George Bogle, the Panchen Lama and the First British Expedition to Tibet",Bloomsbury, London, (2006) ISBN 0374217009; ISBN 978-0-7475-8484-1; Farrar, Straus and Giroux, New York.