Dixon, Franklin W. The Hardy Boys : Strategic Moves [electronic resource] / Dixon, Franklin W.. — New York, NY : Pocket Books, 1990.. — 155p. - Casefiles #43.
Анотація: While attending an international summer school at England's Oxford University, the hardys learn just how much times have changed. Frank's roommate, Pyotr Zigonev, is the USSR junior chess champ, and he has become a pawn in an international power play. But just as the boys rally to Zigonev, they discover that the CIA has joined forces with the KGB!