Lua APA (7ú heag.)

HARDIYATMO, H. C. (1992). Mekanika tanah 1. Gramedia Pustaka Utama.

Lua i Stíl Chicago (17ú heag.)

HARDIYATMO, Hary Christady. Mekanika Tanah 1. Jakarta: Gramedia Pustaka Utama, 1992.

Lua MLA (9ú heag.)

HARDIYATMO, Hary Christady. Mekanika Tanah 1. Gramedia Pustaka Utama, 1992.

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