Gaya APA

Hardiyatmo, H., C. (2007). Mekanika Tanah II Edisi IV (ed 4). Yogyakarta: Gadjah Mada University Press.

Gaya MLA

Hardiyatmo, H., C.. Mekanika Tanah II Edisi IV. ed 4 Yogyakarta: Gadjah Mada University Press, 2007. Text.