Gaya APA
AASHTO, . (2008).
AASHTO M 30 - 02 (2006); ASTM A 741 - 98 Standard specification for zinc coated steel wire rope and fittings for highway guardrail .
:
AASHTO.
Gaya MLA
AASHTO, .
"AASHTO M 30 - 02 (2006); ASTM A 741 - 98 Standard specification for zinc coated steel wire rope and fittings for highway guardrail".
:
AASHTO,
2008.
Diorama.