Rocks & minerals.
Symes, Dr. R. F.
Rocks & minerals. - New York : Alfred A. Knopf, 1988. - 64 p. - Eyewitness Books .
0-394-89621-1
Rocks & minerals. - New York : Alfred A. Knopf, 1988. - 64 p. - Eyewitness Books .
0-394-89621-1