000 00328nam a2200109Ia 4500
008 140122s9999 xx 000 0 und d
082 _a639.2 UNESCO
100 _aUNESCO
245 _aCoastal systems studies and sustainable development. UNESCO Technical Papers in Marine Science 63-64
260 _bUNESCO
_c1992
942 _cBK
_2ddc
999 _c6276
_d6276