Gilluly, James
Principles of geology
W.H. Freeman, 1959
Buku Teks
Gilluly, James
Principles of geology
W.H. Freeman, 1975
Buku Referensi
Gilluly, James
Principles of geology
W.H. Freeman, 1968
Buku Teks
Attwell, P.B.
Principles of engineering geology
Chapman and Hall, 1976
Buku Teks
Watt, Alec
Longman illustrated dictionary of geology : the principles of geology explained and illustrated
Longman, 1982
Buku Referensi