Gaya APA
Niessner, Charles W. (2006).
Aesthetic Concrete Barrier Design .
Washington:
TRB.
Gaya Chicago
Niessner, Charles W.
Aesthetic Concrete Barrier Design.
Washington:
TRB,
2006.
Text.
Gaya MLA
Niessner, Charles W.
Aesthetic Concrete Barrier Design.
Washington:
TRB,
2006.
Text.
Gaya Turabian
Niessner, Charles W.
Aesthetic Concrete Barrier Design.
Washington:
TRB,
2006.
Print.