Gaya APA

Hadimuljono, P, K, B. (2021). Applied geotechnics for engineer 1 (1). Yogyakarta: Andi Offset.

Gaya MLA

Hadimuljono, Paulus, Kurniawan,, Basuki. "Applied geotechnics for engineer 1". 1 Yogyakarta: Andi Offset, 2021. Text.