Gaya APA

Hardiyatmo, H, C. (2010). MEKANIKA TANAH II (V). Yogyakarta: Gajah Mada Press.

Gaya MLA

Hardiyatmo, Hary, Chritady. "MEKANIKA TANAH II". V Yogyakarta: Gajah Mada Press, 2010. Text.