Gaya APA

KURNIAWAN, P., HADIMULJONO, B. (2021). Applied geotechnics for engineer 1 . Yogyakarta: Andi.

Gaya MLA

KURNIAWAN, Paulus., HADIMULJONO, Basuki. "Applied geotechnics for engineer 1". Yogyakarta: Andi, 2021. Text.