000
00266nam a2200109Ia 4500
008
220201s1961 xx 000 0 eng d
100
_a
Zumberg, James H
245
0
_a
Elements of geology
260
_b
Newyork: John wiley & sons
_c
1961
300
_a
382
942
_2
ddc
999
_c
75816
_d
75816