000 00302nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a639.2(213)
_bBEL
100 _aBELSARE, D K
245 0 _aTropical fish farming
260 _aKarad
_bEnvironmental Pub
_c1986
650 _aFish farming
942 _cBK
999 _c39610
_d39610