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