Gaya APA
Elbra, Tony. (1986).
SECURITY REVIEW MANUAL .
s.l.:
NCC Publications.
Gaya Chicago
Elbra, Tony.
SECURITY REVIEW MANUAL.
s.l.:
NCC Publications,
1986.
Text.
Gaya MLA
Elbra, Tony.
SECURITY REVIEW MANUAL.
s.l.:
NCC Publications,
1986.
Text.
Gaya Turabian
Elbra, Tony.
SECURITY REVIEW MANUAL.
s.l.:
NCC Publications,
1986.
Print.