Gaya APA
Popov, Dusko. (1976).
Spy / Counterspy .
London ::
Panther Books Ltd Frogmore.
Gaya Chicago
Popov, Dusko.
Spy / Counterspy.
London ::
Panther Books Ltd Frogmore,
1976.
Text.
Gaya MLA
Popov, Dusko.
Spy / Counterspy.
London ::
Panther Books Ltd Frogmore,
1976.
Text.
Gaya Turabian
Popov, Dusko.
Spy / Counterspy.
London ::
Panther Books Ltd Frogmore,
1976.
Print.