000
002680000a22001210004500
008
160512b1948 xxu||||| |||| 00| 0 eng d
041
_a
eng
080
_a
551.4
_b
W6
942
_c
BK
100
_a
Worcester, P.G.
245
_a
A textbook of geomorphology
260
_c
1948
999
_c
9241
_d
9241