Afshar, H.K.
The earth's impending physical environment sound the year 2000 and the problems of the developing countries Vol. 2: Man's responsive Attitude to the Basic Associated Problems ot the environment / H.K. Afshar
The Institute of the Geophysics Tehran University, 1974
 Buku Teks
Afshar, H.K.
The earth's impending physical environment sound the year 2000 and the problems of the developing countries Vol. 3: Man and the food-resources-energy complex and future visualizations / H.K. Afshar
The Institute of the Geophysics Tehran University, 1975
 Buku Teks
McGeary, David
Physical geology : earth revealed
McGraw-Hill, 2004
 Buku Referensi
Tarbuck, Edward J.
The earth : an introduction to physical geology
Maxwell Macmillan, 1993
 Buku Teks SO
Carlson, Diane H.
Physical geology : earth revealed
McGraw-Hill , 2008
 Buku Teks