Gaya APA
Wu, Tzong H.. (1990).
Earthwork for retaining structures and abutments .
:
TRB.
Gaya Chicago
Wu, Tzong H..
Earthwork for retaining structures and abutments.
:
TRB,
1990.
Chart.
Gaya MLA
Wu, Tzong H..
Earthwork for retaining structures and abutments.
:
TRB,
1990.
Chart.
Gaya Turabian
Wu, Tzong H..
Earthwork for retaining structures and abutments.
:
TRB,
1990.
Chart.