Bibliografi : hlm. 294 - 318
Bibliografi : hlm. 122-126
Judul asli : "Principles of Geotechnical Engineering"
Bibliografi : hlm. 181No Inv.: 48552,41065,41062,41061/P/Perp/97/4c
Bibliografi : 105-106
No Inv.: 120501/SM/Perp/09/1c~130013/SM/Perp/11/1c
No Inv.: 127952/Sm/Perp/92/1c
Bibliografi : hlm. 195-196