Erittäin salainen
Subtitle: vakoilu Suomessa
By: Jukka Rislakki
Publisher: Love kirjat
Published: 1982
Place of publication: Helsinki
Language: fin
Number of pages: 503
Subjects: Intelligence service; History; Espionage; German Espionage; American Espionage
Notes: Includes index.

Bibliography: p. 472-482.