Gaya APA
Bell, C. A.. (1992).
Pavement Design and Materials - Past, Present and Future .
:
s.n..
Gaya Chicago
Bell, C. A..
Pavement Design and Materials - Past, Present and Future.
:
s.n.,
1992.
Text.
Gaya MLA
Bell, C. A..
Pavement Design and Materials - Past, Present and Future.
:
s.n.,
1992.
Text.
Gaya Turabian
Bell, C. A..
Pavement Design and Materials - Past, Present and Future.
:
s.n.,
1992.
Print.