Gaya APA

Kurniawan, P., Hadimuljono, M, B. (2021). APPLIED GEOTECHNICS FOR ENGINEERS 2 . Yogyakarta:: ANDI.

Gaya MLA

Kurniawan, Paulus., Hadimuljono, M., Basuki. "APPLIED GEOTECHNICS FOR ENGINEERS 2". Yogyakarta:: ANDI, 2021. Text.