A Field Guide to Rocks and Minerals.
POUGH, Frederick H.
A Field Guide to Rocks and Minerals. - 4th edi. - Boston. Houghton Mifflin Company. 1976 - xix, 317p.
0 395 08106 8
A Field Guide to Rocks and Minerals. - 4th edi. - Boston. Houghton Mifflin Company. 1976 - xix, 317p.
0 395 08106 8