Gaya APA

Kurniawan, P., Hadimuljono, M, B. (2021). Applied Geotechnics For Engineers 1 . Yogyakarta: Andi .

Gaya MLA

Kurniawan, Paulus., Hadimuljono, M., Basuki. "Applied Geotechnics For Engineers 1". Yogyakarta: Andi , 2021. Text.