Gaya APA
Pavement maintenance effectiveness. (1993).
:
SHRP.
Gaya Chicago
Pavement maintenance effectiveness.
.
:
SHRP,
1993.
Text.
Gaya MLA
Pavement maintenance effectiveness.
.
:
SHRP,
1993.
Text.
Gaya Turabian
Pavement maintenance effectiveness.
:
SHRP,
1993.
Print.