Gaya APA
Haas, Ralph. (1991).
Development and Implementation of a Pavement Management System for Minnesota .
:
TRB.
Gaya Chicago
Haas, Ralph.
Development and Implementation of a Pavement Management System for Minnesota.
:
TRB,
1991.
Computer Software.
Gaya MLA
Haas, Ralph.
Development and Implementation of a Pavement Management System for Minnesota.
:
TRB,
1991.
Computer Software.
Gaya Turabian
Haas, Ralph.
Development and Implementation of a Pavement Management System for Minnesota.
:
TRB,
1991.
Computer Software.