Buy the UK edition of The Happy Traitor: https://profilebooks.com/work/the-happy-traitor/ or through Amazon at https://www.amazon.co.uk/Happy-Traitor-Russia-Extraordinary-George/dp/1781259372/ref=sr_1_1?dchild=1&keywords=kuper+happy+traitor&qid=1609918538&sr=8-1

Koop De vrolijke verrader: Een KGB-spion uit Rotterdam https://www.bol.com/nl/s/?searchtext=kuper+vrolijke+verrader&searchContext=media_all&appliedSearchContextId=&suggestFragment=&adjustedSection=&originalSection=&originalSearchContext=§ion=main&N=0&defaultSearchContext=media_all