Gaya APA

Hardiyatmo, H, C. (2014). Mekanika Tanah 2 (Kelima). Yogyakarta: Gadjah Mada University Press.

Gaya MLA

Hardiyatmo, Hary, Christady. "Mekanika Tanah 2". Kelima Yogyakarta: Gadjah Mada University Press, 2014. Text.