000
00239nam a22001097a 4500
999
_c
338903
_d
338903
020
_a
9788123900131
082
_a
550.3
_b
MAH.T
100
_a
G. B.Mahapatra
245
_a
Text Book of Geology
260
_a
NewDelhi
_b
CBS
_c
1987
942
_c
BK