000 00260nam a2200097 4500
999 _c336465
_d336465
082 _a551.41
_bTHO.P
100 _aThornbury,William D.
245 _aPrinciples of Geomorphology,2nd edition
_cThornbury,William D.
260 _aNew Delhi
_c1969
_bWiley
942 _cBK