00433nam a22001457a 4500003000400000008004100004082001600045100002200061245003100083260004500114300000800159942001200167999001700179952009100196OSt230612b        |||||||| |||| 00| 0 eng d  a551.4bT42P  aThornliuary, W.D.  aPrinciple of Geomorphology  aWiley/ ToppenbIAB Books, Calcuttac1969  a594  2ddccBK  c27408d27408  00102ddc4070aRAUbRAUd2023-06-12l0o551.4 T42Pp3256r2023-06-12w2023-06-12yBK