Gaya APA
Officials, A, A, O, S, H, A, T. (2007).
AASHTO LRFD Bridge Design Specification (Section 5: Concrete Structures) .
America:
AASHTO.
Gaya MLA
Officials, American, Assosiation, Of, State, Highway, And, Transportation.
"AASHTO LRFD Bridge Design Specification (Section 5: Concrete Structures)".
America:
AASHTO,
2007.
Text.