First published as Der Verrat im XX Jahrhundert (1956) by Rowohlt Taschenbuch Verlag GmbH, Hamburg, in Rowohlt's Deutsche Enzyklopaedie
from Bibliography of Intelligence Literature (Pforzheimer, 1985): "... analysis of treason during World War II. Boveri's thesis is that treason no longer lends itself to strictly legal definitions but takes on more elusive connotations, which in turn may foreshadow the emergence of a new era in which the nation-state declines as the primal structure of society and is replaced by loyalty to a greater whole -- exactly what is not yet clear."