Gaya APA
UK, Department of Transport. (1980).
Type approval of traffic control equipment .
:
HMSO.
Gaya Chicago
UK, Department of Transport.
Type approval of traffic control equipment.
:
HMSO,
1980.
Art Original.
Gaya MLA
UK, Department of Transport.
Type approval of traffic control equipment.
:
HMSO,
1980.
Art Original.
Gaya Turabian
UK, Department of Transport.
Type approval of traffic control equipment.
:
HMSO,
1980.
Art Original.