000 00236 a2200109 4500
080 _a551.4
_bL 797 G
245 1 _aGeomorphology
_cby A.K. Lobeck
260 _c1939
650 _aGeomorphology
100 1 _aLobeck, A.K.
_d
901 _a13144
999 _c29984
_d29984