Gaya APA
Kawamura, Kaoru. (1990).
Inverted Y-type retaining wall .
:
HPJI.
Gaya Chicago
Kawamura, Kaoru.
Inverted Y-type retaining wall.
:
HPJI,
1990.
Computer Software.
Gaya MLA
Kawamura, Kaoru.
Inverted Y-type retaining wall.
:
HPJI,
1990.
Computer Software.
Gaya Turabian
Kawamura, Kaoru.
Inverted Y-type retaining wall.
:
HPJI,
1990.
Computer Software.