Gaya APA
hardiyanto, H, C.
(2010).
MEKANIKA TANAH 2
(
ed 2)
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Yogyakarta:
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Gaya MLA
hardiyanto, Hary, Christady.
"MEKANIKA TANAH 2".
ed 2
Yogyakarta:
Gadjah Mada Univesity Press,
2010.
Text.