Gaya APA

Hardiyatmo, H, C. (2012). Mekanika Tanah 1 edisi ke enam (Ed.6,Cet.1). Yogyakarta: Gadja Mada University Press.

Gaya MLA

Hardiyatmo, Hary, Christady. "Mekanika Tanah 1 edisi ke enam". Ed.6,Cet.1 Yogyakarta: Gadja Mada University Press, 2012. Text.