APA Style
Walker, Philip. (1983).
Electronic Security Systems .
England:
Butterworths.
Chicago Style
Walker, Philip.
Electronic Security Systems.
England:
Butterworths,
1983.
Text.
MLA Style
Walker, Philip.
Electronic Security Systems.
England:
Butterworths,
1983.
Text.
Turabian Style
Walker, Philip.
Electronic Security Systems.
England:
Butterworths,
1983.
Print.