Gaya APA
Prihminto, W., M., Christady, H., H. (1992).
Mekanika tanah 1 / Hary Christady Hardiyatmo; editor, Mc. Prihminto Widodo .
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Widodo, Mc., Prihminto., Hardiyatmo, Hary, Christady.
"Mekanika tanah 1 / Hary Christady Hardiyatmo; editor, Mc. Prihminto Widodo".
Jakarta:
Gramedia Pustaka Utama,
1992.
Textbook.