Gaya APA
UK, Department of Transport. (1994).
Currency of the traffic signs manual .
:
HMSO.
Gaya Chicago
UK, Department of Transport.
Currency of the traffic signs manual.
:
HMSO,
1994.
Art Original.
Gaya MLA
UK, Department of Transport.
Currency of the traffic signs manual.
:
HMSO,
1994.
Art Original.
Gaya Turabian
UK, Department of Transport.
Currency of the traffic signs manual.
:
HMSO,
1994.
Art Original.