Knut Bjorlykke, editor
Springer-Verlag, 2015
eBooks
Blatt, Harvey
W.H. Freeman, 1982
Buku Teks
New York Grapic Society, 1957
Buku Referensi
Waddams, A. Lawrence
The English Language Boook Society and John Murray, , 1968"
Buku Teks
Katili, J. A.
The Indonesian Association of Geologists, 1985
Buku Teks