Gaya APA

Hardiyatmo, H, C. (2017). Mekanika Tanah 1 (Seven Edition). Jogyakarta: Gadjah Mada University Press.

Gaya MLA

Hardiyatmo, Hary, C.. "Mekanika Tanah 1". Seven Edition Jogyakarta: Gadjah Mada University Press, 2017. Text.