Title: Secret world : a history of intelligence

Author: Andrew, Christopher

Call No: 327.1209 AND

Publisher: Penguin Books , 7110 Ambassador Road, Baltimore, Maryland 21207, United States , 2018 Detail

Title: Walls have ears : the greatest intelligence operation of world war II

Author: Fry, Helen

Call No: 940.548641 FRY

Publisher: Yale University Press , New Haven and London, United Kingdom , 2019 Detail

Title: Secret World : Behind the Curtain of British Intelligence in World War II and the Cold War

Author: Trevor Roper, Hugh

Call No: 327.1241 HAR

Publisher: Bloomsbury Academic , UK , 2014 Detail