Gaya APA
Dowling, J. W. F.. (1990).
Highway Slope Problems in Indonesia .
:
REAAA.
Gaya Chicago
Dowling, J. W. F..
Highway Slope Problems in Indonesia.
:
REAAA,
1990.
Computer Software.
Gaya MLA
Dowling, J. W. F..
Highway Slope Problems in Indonesia.
:
REAAA,
1990.
Computer Software.
Gaya Turabian
Dowling, J. W. F..
Highway Slope Problems in Indonesia.
:
REAAA,
1990.
Computer Software.