000 00326nam a2200121Ia 4500
008 140122s9999 xx 000 0 und d
082 _a333 Laevastu
100 _aLaevastu T
245 _aMarine fisheries ecosystem its quantitative evaluation and management
260 _b
_c1981
700 _aLarkins H A
942 _cBK
_2ddc
999 _c4547
_d4547