Gaya APA
Hardiyatmo, Hary Christady. (1992).
Mekanika Tanah 1 (Cet.1).
Jakarta:
Gramedia Pustaka Utama.
Gaya Chicago
Hardiyatmo, Hary Christady.
Mekanika Tanah 1.
Cet.1
Jakarta:
Gramedia Pustaka Utama,
1992.
.
Gaya MLA
Hardiyatmo, Hary Christady.
Mekanika Tanah 1.
Cet.1
Jakarta:
Gramedia Pustaka Utama,
1992.
.
Gaya Turabian
Hardiyatmo, Hary Christady.
Mekanika Tanah 1.
Cet.1
Jakarta:
Gramedia Pustaka Utama,
1992.
.