Zumberge, James H.
W.M.C. Brown, 1967
Buku Teks
Hamblin, W. Kenneth [William Kenneth], 1928-
Burgen Publishing, 1967
Buku Teks SO
Gilluly, James
W.H. Freeman, 1975
Buku Referensi
Gilluly, James
W.H. Freeman, 1959
Buku Teks
Gilluly, James
W.H. Freeman, 1968
Buku Teks