["FICTION \/ Thrillers \/ Espionage","Non-Classifiable","Intelligence service;Great Britain;Fiction.","Smiley, George (Fictitious character);Fiction.","Spy stories.","FICTION \/ Thrillers \/ Espionage","Fiction","Fiction-Espionage","GENERAL","General Adult","Intelligence service;Great Britain;Fiction.","Non-Classifiable","Smiley, George (Fictitious character);Fiction.","Spy stories."]