000 00400nam a2200181Ia 4500
008 220117s9999 xx 000 0 und d
020 _a0
041 _aeng
082 _aU21
_bL2
100 _aSparks, B.W.,
245 0 _aGeomorphology
250 _b0
_a1st ed.
260 _c1972
_bLongman group Limited
_aEngland
300 _axxi, 530p.
650 _aGeography
700 _a0
942 _cTB
999 _c80071
_d80071