Gaya APA
Luettich, R. A.. (1974).
Cost Effective Design Policies and Standards .
:
AASHTO.
Gaya Chicago
Luettich, R. A..
Cost Effective Design Policies and Standards.
:
AASHTO,
1974.
Computer Software.
Gaya MLA
Luettich, R. A..
Cost Effective Design Policies and Standards.
:
AASHTO,
1974.
Computer Software.
Gaya Turabian
Luettich, R. A..
Cost Effective Design Policies and Standards.
:
AASHTO,
1974.
Computer Software.