APA Style
Hellberg, Ivar. ().
Hostage negotiation and control of the media .
:
.
Chicago Style
Hellberg, Ivar.
Hostage negotiation and control of the media .
:
,
.
.
MLA Style
Hellberg, Ivar.
Hostage negotiation and control of the media .
:
,
.
.
Turabian Style
Hellberg, Ivar.
Hostage negotiation and control of the media .
:
,
.
.